1 // Versatile string -*- C++ -*-
3 // Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010
4 // Free Software Foundation, Inc.
6 // This file is part of the GNU ISO C++ Library. This library is free
7 // software; you can redistribute it and/or modify it under the
8 // terms of the GNU General Public License as published by the
9 // Free Software Foundation; either version 3, or (at your option)
12 // This library is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
17 // Under Section 7 of GPL version 3, you are granted additional
18 // permissions described in the GCC Runtime Library Exception, version
19 // 3.1, as published by the Free Software Foundation.
21 // You should have received a copy of the GNU General Public License and
22 // a copy of the GCC Runtime Library Exception along with this program;
23 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
24 // <http://www.gnu.org/licenses/>.
26 /** @file ext/vstring.h
27 * This file is a GNU extension to the Standard C++ Library.
33 #pragma GCC system_header
35 #include <initializer_list>
36 #include <ext/vstring_util.h>
37 #include <ext/rc_string_base.h>
38 #include <ext/sso_string_base.h>
40 _GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx
)
43 * @class __versa_string vstring.h
44 * @brief Managing sequences of characters and character-like objects.
47 // Template class __versa_string
48 template<typename _CharT
, typename _Traits
, typename _Alloc
,
49 template <typename
, typename
, typename
> class _Base
>
51 : private _Base
<_CharT
, _Traits
, _Alloc
>
53 typedef _Base
<_CharT
, _Traits
, _Alloc
> __vstring_base
;
54 typedef typename
__vstring_base::_CharT_alloc_type _CharT_alloc_type
;
58 typedef _Traits traits_type
;
59 typedef typename
_Traits::char_type value_type
;
60 typedef _Alloc allocator_type
;
61 typedef typename
_CharT_alloc_type::size_type size_type
;
62 typedef typename
_CharT_alloc_type::difference_type difference_type
;
63 typedef typename
_CharT_alloc_type::reference reference
;
64 typedef typename
_CharT_alloc_type::const_reference const_reference
;
65 typedef typename
_CharT_alloc_type::pointer pointer
;
66 typedef typename
_CharT_alloc_type::const_pointer const_pointer
;
67 typedef __gnu_cxx::__normal_iterator
<pointer
, __versa_string
> iterator
;
68 typedef __gnu_cxx::__normal_iterator
<const_pointer
, __versa_string
>
70 typedef std::reverse_iterator
<const_iterator
> const_reverse_iterator
;
71 typedef std::reverse_iterator
<iterator
> reverse_iterator
;
73 // Data Member (public):
74 /// Value returned by various member functions when they fail.
75 static const size_type npos
= static_cast<size_type
>(-1);
79 _M_check(size_type __pos
, const char* __s
) const
81 if (__pos
> this->size())
82 std::__throw_out_of_range(__N(__s
));
87 _M_check_length(size_type __n1
, size_type __n2
, const char* __s
) const
89 if (this->max_size() - (this->size() - __n1
) < __n2
)
90 std::__throw_length_error(__N(__s
));
93 // NB: _M_limit doesn't check for a bad __pos value.
95 _M_limit(size_type __pos
, size_type __off
) const
97 const bool __testoff
= __off
< this->size() - __pos
;
98 return __testoff
? __off
: this->size() - __pos
;
101 // True if _Rep and source do not overlap.
103 _M_disjunct(const _CharT
* __s
) const
105 return (std::less
<const _CharT
*>()(__s
, this->_M_data())
106 || std::less
<const _CharT
*>()(this->_M_data()
107 + this->size(), __s
));
110 // For the internal use we have functions similar to `begin'/`end'
111 // but they do not call _M_leak.
114 { return iterator(this->_M_data()); }
118 { return iterator(this->_M_data() + this->_M_length()); }
121 // Construct/copy/destroy:
122 // NB: We overload ctors in some cases instead of using default
123 // arguments, per 17.4.4.4 para. 2 item 2.
126 * @brief Default constructor creates an empty string.
129 : __vstring_base() { }
132 * @brief Construct an empty string using allocator @a a.
135 __versa_string(const _Alloc
& __a
)
136 : __vstring_base(__a
) { }
138 // NB: per LWG issue 42, semantics different from IS:
140 * @brief Construct string with copy of value of @a str.
141 * @param __str Source string.
143 __versa_string(const __versa_string
& __str
)
144 : __vstring_base(__str
) { }
146 #ifdef __GXX_EXPERIMENTAL_CXX0X__
148 * @brief String move constructor.
149 * @param __str Source string.
151 * The newly-constructed %string contains the exact contents of
152 * @a str. The contents of @a str are a valid, but unspecified
155 __versa_string(__versa_string
&& __str
)
156 : __vstring_base(std::forward
<__vstring_base
>(__str
)) { }
159 * @brief Construct string from an initializer list.
160 * @param __l std::initializer_list of characters.
161 * @param __a Allocator to use (default is default allocator).
163 __versa_string(std::initializer_list
<_CharT
> __l
,
164 const _Alloc
& __a
= _Alloc())
165 : __vstring_base(__l
.begin(), __l
.end(), __a
) { }
169 * @brief Construct string as copy of a substring.
170 * @param __str Source string.
171 * @param __pos Index of first character to copy from.
172 * @param __n Number of characters to copy (default remainder).
174 __versa_string(const __versa_string
& __str
, size_type __pos
,
175 size_type __n
= npos
)
176 : __vstring_base(__str
._M_data()
177 + __str
._M_check(__pos
,
178 "__versa_string::__versa_string"),
179 __str
._M_data() + __str
._M_limit(__pos
, __n
)
180 + __pos
, _Alloc()) { }
183 * @brief Construct string as copy of a substring.
184 * @param __str Source string.
185 * @param __pos Index of first character to copy from.
186 * @param __n Number of characters to copy.
187 * @param __a Allocator to use.
189 __versa_string(const __versa_string
& __str
, size_type __pos
,
190 size_type __n
, const _Alloc
& __a
)
191 : __vstring_base(__str
._M_data()
192 + __str
._M_check(__pos
,
193 "__versa_string::__versa_string"),
194 __str
._M_data() + __str
._M_limit(__pos
, __n
)
198 * @brief Construct string initialized by a character array.
199 * @param __s Source character array.
200 * @param __n Number of characters to copy.
201 * @param __a Allocator to use (default is default allocator).
203 * NB: @a __s must have at least @a __n characters, '\\0' has no special
206 __versa_string(const _CharT
* __s
, size_type __n
,
207 const _Alloc
& __a
= _Alloc())
208 : __vstring_base(__s
, __s
+ __n
, __a
) { }
211 * @brief Construct string as copy of a C string.
212 * @param __s Source C string.
213 * @param __a Allocator to use (default is default allocator).
215 __versa_string(const _CharT
* __s
, const _Alloc
& __a
= _Alloc())
216 : __vstring_base(__s
, __s
? __s
+ traits_type::length(__s
) :
220 * @brief Construct string as multiple characters.
221 * @param __n Number of characters.
222 * @param __c Character to use.
223 * @param __a Allocator to use (default is default allocator).
225 __versa_string(size_type __n
, _CharT __c
, const _Alloc
& __a
= _Alloc())
226 : __vstring_base(__n
, __c
, __a
) { }
229 * @brief Construct string as copy of a range.
230 * @param __beg Start of range.
231 * @param __end End of range.
232 * @param __a Allocator to use (default is default allocator).
234 template<class _InputIterator
>
235 __versa_string(_InputIterator __beg
, _InputIterator __end
,
236 const _Alloc
& __a
= _Alloc())
237 : __vstring_base(__beg
, __end
, __a
) { }
240 * @brief Destroy the string instance.
242 ~__versa_string() { }
245 * @brief Assign the value of @a str to this string.
246 * @param __str Source string.
249 operator=(const __versa_string
& __str
)
250 { return this->assign(__str
); }
252 #ifdef __GXX_EXPERIMENTAL_CXX0X__
254 * @brief String move assignment operator.
255 * @param __str Source string.
257 * The contents of @a __str are moved into this string (without
258 * copying). @a __str is a valid, but unspecified string.
261 operator=(__versa_string
&& __str
)
269 * @brief Set value to string constructed from initializer list.
270 * @param __l std::initializer_list.
273 operator=(std::initializer_list
<_CharT
> __l
)
275 this->assign(__l
.begin(), __l
.end());
281 * @brief Copy contents of @a __s into this string.
282 * @param __s Source null-terminated string.
285 operator=(const _CharT
* __s
)
286 { return this->assign(__s
); }
289 * @brief Set value to string of length 1.
290 * @param __c Source character.
292 * Assigning to a character makes this string length 1 and
293 * (*this)[0] == @a __c.
296 operator=(_CharT __c
)
298 this->assign(1, __c
);
304 * Returns a read/write iterator that points to the first character in
305 * the %string. Unshares the string.
311 return iterator(this->_M_data());
315 * Returns a read-only (constant) iterator that points to the first
316 * character in the %string.
320 { return const_iterator(this->_M_data()); }
323 * Returns a read/write iterator that points one past the last
324 * character in the %string. Unshares the string.
330 return iterator(this->_M_data() + this->size());
334 * Returns a read-only (constant) iterator that points one past the
335 * last character in the %string.
339 { return const_iterator(this->_M_data() + this->size()); }
342 * Returns a read/write reverse iterator that points to the last
343 * character in the %string. Iteration is done in reverse element
344 * order. Unshares the string.
348 { return reverse_iterator(this->end()); }
351 * Returns a read-only (constant) reverse iterator that points
352 * to the last character in the %string. Iteration is done in
353 * reverse element order.
355 const_reverse_iterator
357 { return const_reverse_iterator(this->end()); }
360 * Returns a read/write reverse iterator that points to one before the
361 * first character in the %string. Iteration is done in reverse
362 * element order. Unshares the string.
366 { return reverse_iterator(this->begin()); }
369 * Returns a read-only (constant) reverse iterator that points
370 * to one before the first character in the %string. Iteration
371 * is done in reverse element order.
373 const_reverse_iterator
375 { return const_reverse_iterator(this->begin()); }
377 #ifdef __GXX_EXPERIMENTAL_CXX0X__
379 * Returns a read-only (constant) iterator that points to the first
380 * character in the %string.
384 { return const_iterator(this->_M_data()); }
387 * Returns a read-only (constant) iterator that points one past the
388 * last character in the %string.
392 { return const_iterator(this->_M_data() + this->size()); }
395 * Returns a read-only (constant) reverse iterator that points
396 * to the last character in the %string. Iteration is done in
397 * reverse element order.
399 const_reverse_iterator
401 { return const_reverse_iterator(this->end()); }
404 * Returns a read-only (constant) reverse iterator that points
405 * to one before the first character in the %string. Iteration
406 * is done in reverse element order.
408 const_reverse_iterator
410 { return const_reverse_iterator(this->begin()); }
415 /// Returns the number of characters in the string, not including any
416 /// null-termination.
419 { return this->_M_length(); }
421 /// Returns the number of characters in the string, not including any
422 /// null-termination.
425 { return this->_M_length(); }
427 /// Returns the size() of the largest possible %string.
430 { return this->_M_max_size(); }
433 * @brief Resizes the %string to the specified number of characters.
434 * @param __n Number of characters the %string should contain.
435 * @param __c Character to fill any new elements.
437 * This function will %resize the %string to the specified
438 * number of characters. If the number is smaller than the
439 * %string's current size the %string is truncated, otherwise
440 * the %string is extended and new elements are set to @a __c.
443 resize(size_type __n
, _CharT __c
);
446 * @brief Resizes the %string to the specified number of characters.
447 * @param __n Number of characters the %string should contain.
449 * This function will resize the %string to the specified
450 * length. If the new size is smaller than the %string's
451 * current size the %string is truncated, otherwise the %string
452 * is extended and new characters are default-constructed. For
453 * basic types such as char, this means setting them to 0.
456 resize(size_type __n
)
457 { this->resize(__n
, _CharT()); }
459 #ifdef __GXX_EXPERIMENTAL_CXX0X__
460 /// A non-binding request to reduce capacity() to size().
465 { this->reserve(0); }
472 * Returns the total number of characters that the %string can
473 * hold before needing to allocate more memory.
477 { return this->_M_capacity(); }
480 * @brief Attempt to preallocate enough memory for specified number of
482 * @param __res_arg Number of characters required.
483 * @throw std::length_error If @a __res_arg exceeds @c max_size().
485 * This function attempts to reserve enough memory for the
486 * %string to hold the specified number of characters. If the
487 * number requested is more than max_size(), length_error is
490 * The advantage of this function is that if optimal code is a
491 * necessity and the user can determine the string length that
492 * will be required, the user can reserve the memory in
493 * %advance, and thus prevent a possible reallocation of memory
494 * and copying of %string data.
497 reserve(size_type __res_arg
= 0)
498 { this->_M_reserve(__res_arg
); }
501 * Erases the string, making it empty.
505 { this->_M_clear(); }
508 * Returns true if the %string is empty. Equivalent to *this == "".
512 { return this->size() == 0; }
516 * @brief Subscript access to the data contained in the %string.
517 * @param __pos The index of the character to access.
518 * @return Read-only (constant) reference to the character.
520 * This operator allows for easy, array-style, data access.
521 * Note that data access with this operator is unchecked and
522 * out_of_range lookups are not defined. (For checked lookups
526 operator[] (size_type __pos
) const
528 _GLIBCXX_DEBUG_ASSERT(__pos
<= this->size());
529 return this->_M_data()[__pos
];
533 * @brief Subscript access to the data contained in the %string.
534 * @param __pos The index of the character to access.
535 * @return Read/write reference to the character.
537 * This operator allows for easy, array-style, data access.
538 * Note that data access with this operator is unchecked and
539 * out_of_range lookups are not defined. (For checked lookups
540 * see at().) Unshares the string.
543 operator[](size_type __pos
)
545 // allow pos == size() as v3 extension:
546 _GLIBCXX_DEBUG_ASSERT(__pos
<= this->size());
547 // but be strict in pedantic mode:
548 _GLIBCXX_DEBUG_PEDASSERT(__pos
< this->size());
550 return this->_M_data()[__pos
];
554 * @brief Provides access to the data contained in the %string.
555 * @param __n The index of the character to access.
556 * @return Read-only (const) reference to the character.
557 * @throw std::out_of_range If @a __n is an invalid index.
559 * This function provides for safer data access. The parameter
560 * is first checked that it is in the range of the string. The
561 * function throws out_of_range if the check fails.
564 at(size_type __n
) const
566 if (__n
>= this->size())
567 std::__throw_out_of_range(__N("__versa_string::at"));
568 return this->_M_data()[__n
];
572 * @brief Provides access to the data contained in the %string.
573 * @param __n The index of the character to access.
574 * @return Read/write reference to the character.
575 * @throw std::out_of_range If @a __n is an invalid index.
577 * This function provides for safer data access. The parameter
578 * is first checked that it is in the range of the string. The
579 * function throws out_of_range if the check fails. Success
580 * results in unsharing the string.
585 if (__n
>= this->size())
586 std::__throw_out_of_range(__N("__versa_string::at"));
588 return this->_M_data()[__n
];
591 #ifdef __GXX_EXPERIMENTAL_CXX0X__
593 * Returns a read/write reference to the data at the first
594 * element of the %string.
601 * Returns a read-only (constant) reference to the data at the first
602 * element of the %string.
609 * Returns a read/write reference to the data at the last
610 * element of the %string.
614 { return *(end() - 1); }
617 * Returns a read-only (constant) reference to the data at the
618 * last element of the %string.
622 { return *(end() - 1); }
627 * @brief Append a string to this string.
628 * @param __str The string to append.
629 * @return Reference to this string.
632 operator+=(const __versa_string
& __str
)
633 { return this->append(__str
); }
636 * @brief Append a C string.
637 * @param __s The C string to append.
638 * @return Reference to this string.
641 operator+=(const _CharT
* __s
)
642 { return this->append(__s
); }
645 * @brief Append a character.
646 * @param __c The character to append.
647 * @return Reference to this string.
650 operator+=(_CharT __c
)
652 this->push_back(__c
);
656 #ifdef __GXX_EXPERIMENTAL_CXX0X__
658 * @brief Append an initializer_list of characters.
659 * @param __l The initializer_list of characters to be appended.
660 * @return Reference to this string.
663 operator+=(std::initializer_list
<_CharT
> __l
)
664 { return this->append(__l
.begin(), __l
.end()); }
665 #endif // __GXX_EXPERIMENTAL_CXX0X__
668 * @brief Append a string to this string.
669 * @param __str The string to append.
670 * @return Reference to this string.
673 append(const __versa_string
& __str
)
674 { return _M_append(__str
._M_data(), __str
.size()); }
677 * @brief Append a substring.
678 * @param __str The string to append.
679 * @param __pos Index of the first character of str to append.
680 * @param __n The number of characters to append.
681 * @return Reference to this string.
682 * @throw std::out_of_range if @a pos is not a valid index.
684 * This function appends @a __n characters from @a __str
685 * starting at @a __pos to this string. If @a __n is is larger
686 * than the number of available characters in @a __str, the
687 * remainder of @a __str is appended.
690 append(const __versa_string
& __str
, size_type __pos
, size_type __n
)
691 { return _M_append(__str
._M_data()
692 + __str
._M_check(__pos
, "__versa_string::append"),
693 __str
._M_limit(__pos
, __n
)); }
696 * @brief Append a C substring.
697 * @param __s The C string to append.
698 * @param __n The number of characters to append.
699 * @return Reference to this string.
702 append(const _CharT
* __s
, size_type __n
)
704 __glibcxx_requires_string_len(__s
, __n
);
705 _M_check_length(size_type(0), __n
, "__versa_string::append");
706 return _M_append(__s
, __n
);
710 * @brief Append a C string.
711 * @param __s The C string to append.
712 * @return Reference to this string.
715 append(const _CharT
* __s
)
717 __glibcxx_requires_string(__s
);
718 const size_type __n
= traits_type::length(__s
);
719 _M_check_length(size_type(0), __n
, "__versa_string::append");
720 return _M_append(__s
, __n
);
724 * @brief Append multiple characters.
725 * @param __n The number of characters to append.
726 * @param __c The character to use.
727 * @return Reference to this string.
729 * Appends n copies of c to this string.
732 append(size_type __n
, _CharT __c
)
733 { return _M_replace_aux(this->size(), size_type(0), __n
, __c
); }
735 #ifdef __GXX_EXPERIMENTAL_CXX0X__
737 * @brief Append an initializer_list of characters.
738 * @param __l The initializer_list of characters to append.
739 * @return Reference to this string.
742 append(std::initializer_list
<_CharT
> __l
)
743 { return this->append(__l
.begin(), __l
.end()); }
744 #endif // __GXX_EXPERIMENTAL_CXX0X__
747 * @brief Append a range of characters.
748 * @param __first Iterator referencing the first character to append.
749 * @param __last Iterator marking the end of the range.
750 * @return Reference to this string.
752 * Appends characters in the range [first,last) to this string.
754 template<class _InputIterator
>
756 append(_InputIterator __first
, _InputIterator __last
)
757 { return this->replace(_M_iend(), _M_iend(), __first
, __last
); }
760 * @brief Append a single character.
761 * @param __c Character to append.
764 push_back(_CharT __c
)
766 const size_type __size
= this->size();
767 if (__size
+ 1 > this->capacity() || this->_M_is_shared())
768 this->_M_mutate(__size
, size_type(0), 0, size_type(1));
769 traits_type::assign(this->_M_data()[__size
], __c
);
770 this->_M_set_length(__size
+ 1);
774 * @brief Set value to contents of another string.
775 * @param __str Source string to use.
776 * @return Reference to this string.
779 assign(const __versa_string
& __str
)
781 this->_M_assign(__str
);
785 #ifdef __GXX_EXPERIMENTAL_CXX0X__
787 * @brief Set value to contents of another string.
788 * @param __str Source string to use.
789 * @return Reference to this string.
791 * This function sets this string to the exact contents of @a __str.
792 * @a __str is a valid, but unspecified string.
795 assign(__versa_string
&& __str
)
800 #endif // __GXX_EXPERIMENTAL_CXX0X__
803 * @brief Set value to a substring of a string.
804 * @param __str The string to use.
805 * @param __pos Index of the first character of str.
806 * @param __n Number of characters to use.
807 * @return Reference to this string.
808 * @throw std::out_of_range if @a __pos is not a valid index.
810 * This function sets this string to the substring of @a __str
811 * consisting of @a __n characters at @a __pos. If @a __n is
812 * is larger than the number of available characters in @a
813 * __str, the remainder of @a __str is used.
816 assign(const __versa_string
& __str
, size_type __pos
, size_type __n
)
817 { return _M_replace(size_type(0), this->size(), __str
._M_data()
818 + __str
._M_check(__pos
, "__versa_string::assign"),
819 __str
._M_limit(__pos
, __n
)); }
822 * @brief Set value to a C substring.
823 * @param __s The C string to use.
824 * @param __n Number of characters to use.
825 * @return Reference to this string.
827 * This function sets the value of this string to the first @a
828 * __n characters of @a __s. If @a __n is is larger than the
829 * number of available characters in @a __s, the remainder of
833 assign(const _CharT
* __s
, size_type __n
)
835 __glibcxx_requires_string_len(__s
, __n
);
836 return _M_replace(size_type(0), this->size(), __s
, __n
);
840 * @brief Set value to contents of a C string.
841 * @param __s The C string to use.
842 * @return Reference to this string.
844 * This function sets the value of this string to the value of
845 * @a __s. The data is copied, so there is no dependence on @a
846 * __s once the function returns.
849 assign(const _CharT
* __s
)
851 __glibcxx_requires_string(__s
);
852 return _M_replace(size_type(0), this->size(), __s
,
853 traits_type::length(__s
));
857 * @brief Set value to multiple characters.
858 * @param __n Length of the resulting string.
859 * @param __c The character to use.
860 * @return Reference to this string.
862 * This function sets the value of this string to @a __n copies of
866 assign(size_type __n
, _CharT __c
)
867 { return _M_replace_aux(size_type(0), this->size(), __n
, __c
); }
870 * @brief Set value to a range of characters.
871 * @param __first Iterator referencing the first character to append.
872 * @param __last Iterator marking the end of the range.
873 * @return Reference to this string.
875 * Sets value of string to characters in the range
878 template<class _InputIterator
>
880 assign(_InputIterator __first
, _InputIterator __last
)
881 { return this->replace(_M_ibegin(), _M_iend(), __first
, __last
); }
883 #ifdef __GXX_EXPERIMENTAL_CXX0X__
885 * @brief Set value to an initializer_list of characters.
886 * @param __l The initializer_list of characters to assign.
887 * @return Reference to this string.
890 assign(std::initializer_list
<_CharT
> __l
)
891 { return this->assign(__l
.begin(), __l
.end()); }
892 #endif // __GXX_EXPERIMENTAL_CXX0X__
895 * @brief Insert multiple characters.
896 * @param __p Iterator referencing location in string to insert at.
897 * @param __n Number of characters to insert
898 * @param __c The character to insert.
899 * @throw std::length_error If new length exceeds @c max_size().
901 * Inserts @a __n copies of character @a __c starting at the
902 * position referenced by iterator @a __p. If adding
903 * characters causes the length to exceed max_size(),
904 * length_error is thrown. The value of the string doesn't
905 * change if an error is thrown.
908 insert(iterator __p
, size_type __n
, _CharT __c
)
909 { this->replace(__p
, __p
, __n
, __c
); }
912 * @brief Insert a range of characters.
913 * @param __p Iterator referencing location in string to insert at.
914 * @param __beg Start of range.
915 * @param __end End of range.
916 * @throw std::length_error If new length exceeds @c max_size().
918 * Inserts characters in range [beg,end). If adding characters
919 * causes the length to exceed max_size(), length_error is
920 * thrown. The value of the string doesn't change if an error
923 template<class _InputIterator
>
925 insert(iterator __p
, _InputIterator __beg
, _InputIterator __end
)
926 { this->replace(__p
, __p
, __beg
, __end
); }
928 #ifdef __GXX_EXPERIMENTAL_CXX0X__
930 * @brief Insert an initializer_list of characters.
931 * @param __p Iterator referencing location in string to insert at.
932 * @param __l The initializer_list of characters to insert.
933 * @throw std::length_error If new length exceeds @c max_size().
936 insert(iterator __p
, std::initializer_list
<_CharT
> __l
)
937 { this->insert(__p
, __l
.begin(), __l
.end()); }
938 #endif // __GXX_EXPERIMENTAL_CXX0X__
941 * @brief Insert value of a string.
942 * @param __pos1 Iterator referencing location in string to insert at.
943 * @param __str The string to insert.
944 * @return Reference to this string.
945 * @throw std::length_error If new length exceeds @c max_size().
947 * Inserts value of @a __str starting at @a __pos1. If adding
948 * characters causes the length to exceed max_size(),
949 * length_error is thrown. The value of the string doesn't
950 * change if an error is thrown.
953 insert(size_type __pos1
, const __versa_string
& __str
)
954 { return this->replace(__pos1
, size_type(0),
955 __str
._M_data(), __str
.size()); }
958 * @brief Insert a substring.
959 * @param __pos1 Iterator referencing location in string to insert at.
960 * @param __str The string to insert.
961 * @param __pos2 Start of characters in str to insert.
962 * @param __n Number of characters to insert.
963 * @return Reference to this string.
964 * @throw std::length_error If new length exceeds @c max_size().
965 * @throw std::out_of_range If @a __pos1 > size() or
966 * @a __pos2 > @a __str.size().
968 * Starting at @a __pos1, insert @a __n character of @a __str
969 * beginning with @a __pos2. If adding characters causes the
970 * length to exceed max_size(), length_error is thrown. If @a
971 * __pos1 is beyond the end of this string or @a __pos2 is
972 * beyond the end of @a __str, out_of_range is thrown. The
973 * value of the string doesn't change if an error is thrown.
976 insert(size_type __pos1
, const __versa_string
& __str
,
977 size_type __pos2
, size_type __n
)
978 { return this->replace(__pos1
, size_type(0), __str
._M_data()
979 + __str
._M_check(__pos2
, "__versa_string::insert"),
980 __str
._M_limit(__pos2
, __n
)); }
983 * @brief Insert a C substring.
984 * @param __pos Iterator referencing location in string to insert at.
985 * @param __s The C string to insert.
986 * @param __n The number of characters to insert.
987 * @return Reference to this string.
988 * @throw std::length_error If new length exceeds @c max_size().
989 * @throw std::out_of_range If @a __pos is beyond the end of this
992 * Inserts the first @a __n characters of @a __s starting at @a
993 * __pos. If adding characters causes the length to exceed
994 * max_size(), length_error is thrown. If @a __pos is beyond
995 * end(), out_of_range is thrown. The value of the string
996 * doesn't change if an error is thrown.
999 insert(size_type __pos
, const _CharT
* __s
, size_type __n
)
1000 { return this->replace(__pos
, size_type(0), __s
, __n
); }
1003 * @brief Insert a C string.
1004 * @param __pos Iterator referencing location in string to insert at.
1005 * @param __s The C string to insert.
1006 * @return Reference to this string.
1007 * @throw std::length_error If new length exceeds @c max_size().
1008 * @throw std::out_of_range If @a __pos is beyond the end of this
1011 * Inserts the first @a __n characters of @a __s starting at @a
1012 * __pos. If adding characters causes the length to exceed
1013 * max_size(), length_error is thrown. If @a __pos is beyond
1014 * end(), out_of_range is thrown. The value of the string
1015 * doesn't change if an error is thrown.
1018 insert(size_type __pos
, const _CharT
* __s
)
1020 __glibcxx_requires_string(__s
);
1021 return this->replace(__pos
, size_type(0), __s
,
1022 traits_type::length(__s
));
1026 * @brief Insert multiple characters.
1027 * @param __pos Index in string to insert at.
1028 * @param __n Number of characters to insert
1029 * @param __c The character to insert.
1030 * @return Reference to this string.
1031 * @throw std::length_error If new length exceeds @c max_size().
1032 * @throw std::out_of_range If @a __pos is beyond the end of this
1035 * Inserts @a __n copies of character @a __c starting at index
1036 * @a __pos. If adding characters causes the length to exceed
1037 * max_size(), length_error is thrown. If @a __pos > length(),
1038 * out_of_range is thrown. The value of the string doesn't
1039 * change if an error is thrown.
1042 insert(size_type __pos
, size_type __n
, _CharT __c
)
1043 { return _M_replace_aux(_M_check(__pos
, "__versa_string::insert"),
1044 size_type(0), __n
, __c
); }
1047 * @brief Insert one character.
1048 * @param __p Iterator referencing position in string to insert at.
1049 * @param __c The character to insert.
1050 * @return Iterator referencing newly inserted char.
1051 * @throw std::length_error If new length exceeds @c max_size().
1053 * Inserts character @a __c at position referenced by @a __p.
1054 * If adding character causes the length to exceed max_size(),
1055 * length_error is thrown. If @a __p is beyond end of string,
1056 * out_of_range is thrown. The value of the string doesn't
1057 * change if an error is thrown.
1060 insert(iterator __p
, _CharT __c
)
1062 _GLIBCXX_DEBUG_PEDASSERT(__p
>= _M_ibegin() && __p
<= _M_iend());
1063 const size_type __pos
= __p
- _M_ibegin();
1064 _M_replace_aux(__pos
, size_type(0), size_type(1), __c
);
1065 this->_M_set_leaked();
1066 return iterator(this->_M_data() + __pos
);
1070 * @brief Remove characters.
1071 * @param __pos Index of first character to remove (default 0).
1072 * @param __n Number of characters to remove (default remainder).
1073 * @return Reference to this string.
1074 * @throw std::out_of_range If @a __pos is beyond the end of this
1077 * Removes @a __n characters from this string starting at @a
1078 * __pos. The length of the string is reduced by @a __n. If
1079 * there are < @a __n characters to remove, the remainder of
1080 * the string is truncated. If @a __p is beyond end of string,
1081 * out_of_range is thrown. The value of the string doesn't
1082 * change if an error is thrown.
1085 erase(size_type __pos
= 0, size_type __n
= npos
)
1087 this->_M_erase(_M_check(__pos
, "__versa_string::erase"),
1088 _M_limit(__pos
, __n
));
1093 * @brief Remove one character.
1094 * @param __position Iterator referencing the character to remove.
1095 * @return iterator referencing same location after removal.
1097 * Removes the character at @a __position from this string. The
1098 * value of the string doesn't change if an error is thrown.
1101 erase(iterator __position
)
1103 _GLIBCXX_DEBUG_PEDASSERT(__position
>= _M_ibegin()
1104 && __position
< _M_iend());
1105 const size_type __pos
= __position
- _M_ibegin();
1106 this->_M_erase(__pos
, size_type(1));
1107 this->_M_set_leaked();
1108 return iterator(this->_M_data() + __pos
);
1112 * @brief Remove a range of characters.
1113 * @param __first Iterator referencing the first character to remove.
1114 * @param __last Iterator referencing the end of the range.
1115 * @return Iterator referencing location of first after removal.
1117 * Removes the characters in the range [first,last) from this
1118 * string. The value of the string doesn't change if an error
1122 erase(iterator __first
, iterator __last
)
1124 _GLIBCXX_DEBUG_PEDASSERT(__first
>= _M_ibegin() && __first
<= __last
1125 && __last
<= _M_iend());
1126 const size_type __pos
= __first
- _M_ibegin();
1127 this->_M_erase(__pos
, __last
- __first
);
1128 this->_M_set_leaked();
1129 return iterator(this->_M_data() + __pos
);
1133 * @brief Replace characters with value from another string.
1134 * @param __pos Index of first character to replace.
1135 * @param __n Number of characters to be replaced.
1136 * @param __str String to insert.
1137 * @return Reference to this string.
1138 * @throw std::out_of_range If @a __pos is beyond the end of this
1140 * @throw std::length_error If new length exceeds @c max_size().
1142 * Removes the characters in the range [pos,pos+n) from this
1143 * string. In place, the value of @a __str is inserted. If @a
1144 * __pos is beyond end of string, out_of_range is thrown. If
1145 * the length of the result exceeds max_size(), length_error is
1146 * thrown. The value of the string doesn't change if an error
1150 replace(size_type __pos
, size_type __n
, const __versa_string
& __str
)
1151 { return this->replace(__pos
, __n
, __str
._M_data(), __str
.size()); }
1154 * @brief Replace characters with value from another string.
1155 * @param __pos1 Index of first character to replace.
1156 * @param __n1 Number of characters to be replaced.
1157 * @param __str String to insert.
1158 * @param __pos2 Index of first character of str to use.
1159 * @param __n2 Number of characters from str to use.
1160 * @return Reference to this string.
1161 * @throw std::out_of_range If @a __pos1 > size() or @a __pos2 >
1163 * @throw std::length_error If new length exceeds @c max_size().
1165 * Removes the characters in the range [pos1,pos1 + n) from
1166 * this string. In place, the value of @a __str is inserted.
1167 * If @a __pos is beyond end of string, out_of_range is thrown.
1168 * If the length of the result exceeds max_size(), length_error
1169 * is thrown. The value of the string doesn't change if an
1173 replace(size_type __pos1
, size_type __n1
, const __versa_string
& __str
,
1174 size_type __pos2
, size_type __n2
)
1176 return this->replace(__pos1
, __n1
, __str
._M_data()
1177 + __str
._M_check(__pos2
,
1178 "__versa_string::replace"),
1179 __str
._M_limit(__pos2
, __n2
));
1183 * @brief Replace characters with value of a C substring.
1184 * @param __pos Index of first character to replace.
1185 * @param __n1 Number of characters to be replaced.
1186 * @param __s C string to insert.
1187 * @param __n2 Number of characters from @a __s to use.
1188 * @return Reference to this string.
1189 * @throw std::out_of_range If @a __pos1 > size().
1190 * @throw std::length_error If new length exceeds @c max_size().
1192 * Removes the characters in the range [pos,pos + n1) from this
1193 * string. In place, the first @a __n2 characters of @a __s
1194 * are inserted, or all of @a __s if @a __n2 is too large. If
1195 * @a __pos is beyond end of string, out_of_range is thrown.
1196 * If the length of result exceeds max_size(), length_error is
1197 * thrown. The value of the string doesn't change if an error
1201 replace(size_type __pos
, size_type __n1
, const _CharT
* __s
,
1204 __glibcxx_requires_string_len(__s
, __n2
);
1205 return _M_replace(_M_check(__pos
, "__versa_string::replace"),
1206 _M_limit(__pos
, __n1
), __s
, __n2
);
1210 * @brief Replace characters with value of a C string.
1211 * @param __pos Index of first character to replace.
1212 * @param __n1 Number of characters to be replaced.
1213 * @param __s C string to insert.
1214 * @return Reference to this string.
1215 * @throw std::out_of_range If @a __pos > size().
1216 * @throw std::length_error If new length exceeds @c max_size().
1218 * Removes the characters in the range [pos,pos + n1) from this
1219 * string. In place, the first @a __n characters of @a __s are
1220 * inserted. If @a pos is beyond end of string, out_of_range
1221 * is thrown. If the length of result exceeds max_size(),
1222 * length_error is thrown. The value of the string doesn't
1223 * change if an error is thrown.
1226 replace(size_type __pos
, size_type __n1
, const _CharT
* __s
)
1228 __glibcxx_requires_string(__s
);
1229 return this->replace(__pos
, __n1
, __s
, traits_type::length(__s
));
1233 * @brief Replace characters with multiple characters.
1234 * @param __pos Index of first character to replace.
1235 * @param __n1 Number of characters to be replaced.
1236 * @param __n2 Number of characters to insert.
1237 * @param __c Character to insert.
1238 * @return Reference to this string.
1239 * @throw std::out_of_range If @a __pos > size().
1240 * @throw std::length_error If new length exceeds @c max_size().
1242 * Removes the characters in the range [pos,pos + n1) from this
1243 * string. In place, @a __n2 copies of @a __c are inserted.
1244 * If @a __pos is beyond end of string, out_of_range is thrown.
1245 * If the length of result exceeds max_size(), length_error is
1246 * thrown. The value of the string doesn't change if an error
1250 replace(size_type __pos
, size_type __n1
, size_type __n2
, _CharT __c
)
1251 { return _M_replace_aux(_M_check(__pos
, "__versa_string::replace"),
1252 _M_limit(__pos
, __n1
), __n2
, __c
); }
1255 * @brief Replace range of characters with string.
1256 * @param __i1 Iterator referencing start of range to replace.
1257 * @param __i2 Iterator referencing end of range to replace.
1258 * @param __str String value to insert.
1259 * @return Reference to this string.
1260 * @throw std::length_error If new length exceeds @c max_size().
1262 * Removes the characters in the range [i1,i2). In place, the
1263 * value of @a __str is inserted. If the length of result
1264 * exceeds max_size(), length_error is thrown. The value of
1265 * the string doesn't change if an error is thrown.
1268 replace(iterator __i1
, iterator __i2
, const __versa_string
& __str
)
1269 { return this->replace(__i1
, __i2
, __str
._M_data(), __str
.size()); }
1272 * @brief Replace range of characters with C substring.
1273 * @param __i1 Iterator referencing start of range to replace.
1274 * @param __i2 Iterator referencing end of range to replace.
1275 * @param __s C string value to insert.
1276 * @param __n Number of characters from s to insert.
1277 * @return Reference to this string.
1278 * @throw std::length_error If new length exceeds @c max_size().
1280 * Removes the characters in the range [i1,i2). In place, the
1281 * first @a n characters of @a __s are inserted. If the length
1282 * of result exceeds max_size(), length_error is thrown. The
1283 * value of the string doesn't change if an error is thrown.
1286 replace(iterator __i1
, iterator __i2
, const _CharT
* __s
, size_type __n
)
1288 _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1
&& __i1
<= __i2
1289 && __i2
<= _M_iend());
1290 return this->replace(__i1
- _M_ibegin(), __i2
- __i1
, __s
, __n
);
1294 * @brief Replace range of characters with C string.
1295 * @param __i1 Iterator referencing start of range to replace.
1296 * @param __i2 Iterator referencing end of range to replace.
1297 * @param __s C string value to insert.
1298 * @return Reference to this string.
1299 * @throw std::length_error If new length exceeds @c max_size().
1301 * Removes the characters in the range [i1,i2). In place, the
1302 * characters of @a __s are inserted. If the length of result
1303 * exceeds max_size(), length_error is thrown. The value of
1304 * the string doesn't change if an error is thrown.
1307 replace(iterator __i1
, iterator __i2
, const _CharT
* __s
)
1309 __glibcxx_requires_string(__s
);
1310 return this->replace(__i1
, __i2
, __s
, traits_type::length(__s
));
1314 * @brief Replace range of characters with multiple characters
1315 * @param __i1 Iterator referencing start of range to replace.
1316 * @param __i2 Iterator referencing end of range to replace.
1317 * @param __n Number of characters to insert.
1318 * @param __c Character to insert.
1319 * @return Reference to this string.
1320 * @throw std::length_error If new length exceeds @c max_size().
1322 * Removes the characters in the range [i1,i2). In place, @a
1323 * __n copies of @a __c are inserted. If the length of result
1324 * exceeds max_size(), length_error is thrown. The value of
1325 * the string doesn't change if an error is thrown.
1328 replace(iterator __i1
, iterator __i2
, size_type __n
, _CharT __c
)
1330 _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1
&& __i1
<= __i2
1331 && __i2
<= _M_iend());
1332 return _M_replace_aux(__i1
- _M_ibegin(), __i2
- __i1
, __n
, __c
);
1336 * @brief Replace range of characters with range.
1337 * @param __i1 Iterator referencing start of range to replace.
1338 * @param __i2 Iterator referencing end of range to replace.
1339 * @param __k1 Iterator referencing start of range to insert.
1340 * @param __k2 Iterator referencing end of range to insert.
1341 * @return Reference to this string.
1342 * @throw std::length_error If new length exceeds @c max_size().
1344 * Removes the characters in the range [i1,i2). In place,
1345 * characters in the range [k1,k2) are inserted. If the length
1346 * of result exceeds max_size(), length_error is thrown. The
1347 * value of the string doesn't change if an error is thrown.
1349 template<class _InputIterator
>
1351 replace(iterator __i1
, iterator __i2
,
1352 _InputIterator __k1
, _InputIterator __k2
)
1354 _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1
&& __i1
<= __i2
1355 && __i2
<= _M_iend());
1356 __glibcxx_requires_valid_range(__k1
, __k2
);
1357 typedef typename
std::__is_integer
<_InputIterator
>::__type _Integral
;
1358 return _M_replace_dispatch(__i1
, __i2
, __k1
, __k2
, _Integral());
1361 // Specializations for the common case of pointer and iterator:
1362 // useful to avoid the overhead of temporary buffering in _M_replace.
1364 replace(iterator __i1
, iterator __i2
, _CharT
* __k1
, _CharT
* __k2
)
1366 _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1
&& __i1
<= __i2
1367 && __i2
<= _M_iend());
1368 __glibcxx_requires_valid_range(__k1
, __k2
);
1369 return this->replace(__i1
- _M_ibegin(), __i2
- __i1
,
1374 replace(iterator __i1
, iterator __i2
,
1375 const _CharT
* __k1
, const _CharT
* __k2
)
1377 _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1
&& __i1
<= __i2
1378 && __i2
<= _M_iend());
1379 __glibcxx_requires_valid_range(__k1
, __k2
);
1380 return this->replace(__i1
- _M_ibegin(), __i2
- __i1
,
1385 replace(iterator __i1
, iterator __i2
, iterator __k1
, iterator __k2
)
1387 _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1
&& __i1
<= __i2
1388 && __i2
<= _M_iend());
1389 __glibcxx_requires_valid_range(__k1
, __k2
);
1390 return this->replace(__i1
- _M_ibegin(), __i2
- __i1
,
1391 __k1
.base(), __k2
- __k1
);
1395 replace(iterator __i1
, iterator __i2
,
1396 const_iterator __k1
, const_iterator __k2
)
1398 _GLIBCXX_DEBUG_PEDASSERT(_M_ibegin() <= __i1
&& __i1
<= __i2
1399 && __i2
<= _M_iend());
1400 __glibcxx_requires_valid_range(__k1
, __k2
);
1401 return this->replace(__i1
- _M_ibegin(), __i2
- __i1
,
1402 __k1
.base(), __k2
- __k1
);
1405 #ifdef __GXX_EXPERIMENTAL_CXX0X__
1407 * @brief Replace range of characters with initializer_list.
1408 * @param __i1 Iterator referencing start of range to replace.
1409 * @param __i2 Iterator referencing end of range to replace.
1410 * @param __l The initializer_list of characters to insert.
1411 * @return Reference to this string.
1412 * @throw std::length_error If new length exceeds @c max_size().
1414 * Removes the characters in the range [i1,i2). In place,
1415 * characters in the range [k1,k2) are inserted. If the length
1416 * of result exceeds max_size(), length_error is thrown. The
1417 * value of the string doesn't change if an error is thrown.
1419 __versa_string
& replace(iterator __i1
, iterator __i2
,
1420 std::initializer_list
<_CharT
> __l
)
1421 { return this->replace(__i1
, __i2
, __l
.begin(), __l
.end()); }
1422 #endif // __GXX_EXPERIMENTAL_CXX0X__
1425 template<class _Integer
>
1427 _M_replace_dispatch(iterator __i1
, iterator __i2
, _Integer __n
,
1428 _Integer __val
, std::__true_type
)
1429 { return _M_replace_aux(__i1
- _M_ibegin(), __i2
- __i1
, __n
, __val
); }
1431 template<class _InputIterator
>
1433 _M_replace_dispatch(iterator __i1
, iterator __i2
, _InputIterator __k1
,
1434 _InputIterator __k2
, std::__false_type
);
1437 _M_replace_aux(size_type __pos1
, size_type __n1
, size_type __n2
,
1441 _M_replace(size_type __pos
, size_type __len1
, const _CharT
* __s
,
1442 const size_type __len2
);
1445 _M_append(const _CharT
* __s
, size_type __n
);
1450 * @brief Copy substring into C string.
1451 * @param __s C string to copy value into.
1452 * @param __n Number of characters to copy.
1453 * @param __pos Index of first character to copy.
1454 * @return Number of characters actually copied
1455 * @throw std::out_of_range If pos > size().
1457 * Copies up to @a __n characters starting at @a __pos into the
1458 * C string @a s. If @a __pos is greater than size(),
1459 * out_of_range is thrown.
1462 copy(_CharT
* __s
, size_type __n
, size_type __pos
= 0) const;
1465 * @brief Swap contents with another string.
1466 * @param __s String to swap with.
1468 * Exchanges the contents of this string with that of @a __s in
1472 swap(__versa_string
& __s
)
1473 { this->_M_swap(__s
); }
1475 // String operations:
1477 * @brief Return const pointer to null-terminated contents.
1479 * This is a handle to internal data. Do not modify or dire things may
1484 { return this->_M_data(); }
1487 * @brief Return const pointer to contents.
1489 * This is a handle to internal data. Do not modify or dire things may
1494 { return this->_M_data(); }
1497 * @brief Return copy of allocator used to construct this string.
1500 get_allocator() const
1501 { return allocator_type(this->_M_get_allocator()); }
1504 * @brief Find position of a C substring.
1505 * @param __s C string to locate.
1506 * @param __pos Index of character to search from.
1507 * @param __n Number of characters from @a __s to search for.
1508 * @return Index of start of first occurrence.
1510 * Starting from @a __pos, searches forward for the first @a
1511 * __n characters in @a __s within this string. If found,
1512 * returns the index where it begins. If not found, returns
1516 find(const _CharT
* __s
, size_type __pos
, size_type __n
) const;
1519 * @brief Find position of a string.
1520 * @param __str String to locate.
1521 * @param __pos Index of character to search from (default 0).
1522 * @return Index of start of first occurrence.
1524 * Starting from @a __pos, searches forward for value of @a
1525 * __str within this string. If found, returns the index where
1526 * it begins. If not found, returns npos.
1529 find(const __versa_string
& __str
, size_type __pos
= 0) const
1530 { return this->find(__str
.data(), __pos
, __str
.size()); }
1533 * @brief Find position of a C string.
1534 * @param __s C string to locate.
1535 * @param __pos Index of character to search from (default 0).
1536 * @return Index of start of first occurrence.
1538 * Starting from @a __pos, searches forward for the value of @a
1539 * __s within this string. If found, returns the index where
1540 * it begins. If not found, returns npos.
1543 find(const _CharT
* __s
, size_type __pos
= 0) const
1545 __glibcxx_requires_string(__s
);
1546 return this->find(__s
, __pos
, traits_type::length(__s
));
1550 * @brief Find position of a character.
1551 * @param __c Character to locate.
1552 * @param __pos Index of character to search from (default 0).
1553 * @return Index of first occurrence.
1555 * Starting from @a __pos, searches forward for @a __c within
1556 * this string. If found, returns the index where it was
1557 * found. If not found, returns npos.
1560 find(_CharT __c
, size_type __pos
= 0) const;
1563 * @brief Find last position of a string.
1564 * @param __str String to locate.
1565 * @param __pos Index of character to search back from (default end).
1566 * @return Index of start of last occurrence.
1568 * Starting from @a __pos, searches backward for value of @a
1569 * __str within this string. If found, returns the index where
1570 * it begins. If not found, returns npos.
1573 rfind(const __versa_string
& __str
, size_type __pos
= npos
) const
1574 { return this->rfind(__str
.data(), __pos
, __str
.size()); }
1577 * @brief Find last position of a C substring.
1578 * @param __s C string to locate.
1579 * @param __pos Index of character to search back from.
1580 * @param __n Number of characters from s to search for.
1581 * @return Index of start of last occurrence.
1583 * Starting from @a __pos, searches backward for the first @a
1584 * __n characters in @a __s within this string. If found,
1585 * returns the index where it begins. If not found, returns
1589 rfind(const _CharT
* __s
, size_type __pos
, size_type __n
) const;
1592 * @brief Find last position of a C string.
1593 * @param __s C string to locate.
1594 * @param __pos Index of character to start search at (default end).
1595 * @return Index of start of last occurrence.
1597 * Starting from @a __pos, searches backward for the value of
1598 * @a __s within this string. If found, returns the index
1599 * where it begins. If not found, returns npos.
1602 rfind(const _CharT
* __s
, size_type __pos
= npos
) const
1604 __glibcxx_requires_string(__s
);
1605 return this->rfind(__s
, __pos
, traits_type::length(__s
));
1609 * @brief Find last position of a character.
1610 * @param __c Character to locate.
1611 * @param __pos Index of character to search back from (default end).
1612 * @return Index of last occurrence.
1614 * Starting from @a __pos, searches backward for @a __c within
1615 * this string. If found, returns the index where it was
1616 * found. If not found, returns npos.
1619 rfind(_CharT __c
, size_type __pos
= npos
) const;
1622 * @brief Find position of a character of string.
1623 * @param __str String containing characters to locate.
1624 * @param __pos Index of character to search from (default 0).
1625 * @return Index of first occurrence.
1627 * Starting from @a __pos, searches forward for one of the characters of
1628 * @a __str within this string. If found, returns the index where it was
1629 * found. If not found, returns npos.
1632 find_first_of(const __versa_string
& __str
, size_type __pos
= 0) const
1633 { return this->find_first_of(__str
.data(), __pos
, __str
.size()); }
1636 * @brief Find position of a character of C substring.
1637 * @param __s String containing characters to locate.
1638 * @param __pos Index of character to search from.
1639 * @param __n Number of characters from s to search for.
1640 * @return Index of first occurrence.
1642 * Starting from @a __pos, searches forward for one of the
1643 * first @a __n characters of @a __s within this string. If
1644 * found, returns the index where it was found. If not found,
1648 find_first_of(const _CharT
* __s
, size_type __pos
, size_type __n
) const;
1651 * @brief Find position of a character of C string.
1652 * @param __s String containing characters to locate.
1653 * @param __pos Index of character to search from (default 0).
1654 * @return Index of first occurrence.
1656 * Starting from @a __pos, searches forward for one of the
1657 * characters of @a __s within this string. If found, returns
1658 * the index where it was found. If not found, returns npos.
1661 find_first_of(const _CharT
* __s
, size_type __pos
= 0) const
1663 __glibcxx_requires_string(__s
);
1664 return this->find_first_of(__s
, __pos
, traits_type::length(__s
));
1668 * @brief Find position of a character.
1669 * @param __c Character to locate.
1670 * @param __pos Index of character to search from (default 0).
1671 * @return Index of first occurrence.
1673 * Starting from @a __pos, searches forward for the character
1674 * @a __c within this string. If found, returns the index
1675 * where it was found. If not found, returns npos.
1677 * Note: equivalent to find(c, pos).
1680 find_first_of(_CharT __c
, size_type __pos
= 0) const
1681 { return this->find(__c
, __pos
); }
1684 * @brief Find last position of a character of string.
1685 * @param __str String containing characters to locate.
1686 * @param __pos Index of character to search back from (default end).
1687 * @return Index of last occurrence.
1689 * Starting from @a __pos, searches backward for one of the
1690 * characters of @a __str within this string. If found,
1691 * returns the index where it was found. If not found, returns
1695 find_last_of(const __versa_string
& __str
, size_type __pos
= npos
) const
1696 { return this->find_last_of(__str
.data(), __pos
, __str
.size()); }
1699 * @brief Find last position of a character of C substring.
1700 * @param __s C string containing characters to locate.
1701 * @param __pos Index of character to search back from.
1702 * @param __n Number of characters from s to search for.
1703 * @return Index of last occurrence.
1705 * Starting from @a __pos, searches backward for one of the
1706 * first @a __n characters of @a __s within this string. If
1707 * found, returns the index where it was found. If not found,
1711 find_last_of(const _CharT
* __s
, size_type __pos
, size_type __n
) const;
1714 * @brief Find last position of a character of C string.
1715 * @param __s C string containing characters to locate.
1716 * @param __pos Index of character to search back from (default end).
1717 * @return Index of last occurrence.
1719 * Starting from @a __pos, searches backward for one of the
1720 * characters of @a __s within this string. If found, returns
1721 * the index where it was found. If not found, returns npos.
1724 find_last_of(const _CharT
* __s
, size_type __pos
= npos
) const
1726 __glibcxx_requires_string(__s
);
1727 return this->find_last_of(__s
, __pos
, traits_type::length(__s
));
1731 * @brief Find last position of a character.
1732 * @param __c Character to locate.
1733 * @param __pos Index of character to search back from (default end).
1734 * @return Index of last occurrence.
1736 * Starting from @a __pos, searches backward for @a __c within
1737 * this string. If found, returns the index where it was
1738 * found. If not found, returns npos.
1740 * Note: equivalent to rfind(c, pos).
1743 find_last_of(_CharT __c
, size_type __pos
= npos
) const
1744 { return this->rfind(__c
, __pos
); }
1747 * @brief Find position of a character not in string.
1748 * @param __str String containing characters to avoid.
1749 * @param __pos Index of character to search from (default 0).
1750 * @return Index of first occurrence.
1752 * Starting from @a __pos, searches forward for a character not
1753 * contained in @a __str within this string. If found, returns
1754 * the index where it was found. If not found, returns npos.
1757 find_first_not_of(const __versa_string
& __str
, size_type __pos
= 0) const
1758 { return this->find_first_not_of(__str
.data(), __pos
, __str
.size()); }
1761 * @brief Find position of a character not in C substring.
1762 * @param __s C string containing characters to avoid.
1763 * @param __pos Index of character to search from.
1764 * @param __n Number of characters from s to consider.
1765 * @return Index of first occurrence.
1767 * Starting from @a __pos, searches forward for a character not
1768 * contained in the first @a __n characters of @a __s within
1769 * this string. If found, returns the index where it was
1770 * found. If not found, returns npos.
1773 find_first_not_of(const _CharT
* __s
, size_type __pos
,
1774 size_type __n
) const;
1777 * @brief Find position of a character not in C string.
1778 * @param __s C string containing characters to avoid.
1779 * @param __pos Index of character to search from (default 0).
1780 * @return Index of first occurrence.
1782 * Starting from @a __pos, searches forward for a character not
1783 * contained in @a __s within this string. If found, returns
1784 * the index where it was found. If not found, returns npos.
1787 find_first_not_of(const _CharT
* __s
, size_type __pos
= 0) const
1789 __glibcxx_requires_string(__s
);
1790 return this->find_first_not_of(__s
, __pos
, traits_type::length(__s
));
1794 * @brief Find position of a different character.
1795 * @param __c Character to avoid.
1796 * @param __pos Index of character to search from (default 0).
1797 * @return Index of first occurrence.
1799 * Starting from @a __pos, searches forward for a character
1800 * other than @a __c within this string. If found, returns the
1801 * index where it was found. If not found, returns npos.
1804 find_first_not_of(_CharT __c
, size_type __pos
= 0) const;
1807 * @brief Find last position of a character not in string.
1808 * @param __str String containing characters to avoid.
1809 * @param __pos Index of character to search back from (default end).
1810 * @return Index of last occurrence.
1812 * Starting from @a __pos, searches backward for a character
1813 * not contained in @a __str within this string. If found,
1814 * returns the index where it was found. If not found, returns
1818 find_last_not_of(const __versa_string
& __str
,
1819 size_type __pos
= npos
) const
1820 { return this->find_last_not_of(__str
.data(), __pos
, __str
.size()); }
1823 * @brief Find last position of a character not in C substring.
1824 * @param __s C string containing characters to avoid.
1825 * @param __pos Index of character to search back from.
1826 * @param __n Number of characters from s to consider.
1827 * @return Index of last occurrence.
1829 * Starting from @a __pos, searches backward for a character
1830 * not contained in the first @a __n characters of @a __s
1831 * within this string. If found, returns the index where it
1832 * was found. If not found, returns npos.
1835 find_last_not_of(const _CharT
* __s
, size_type __pos
,
1836 size_type __n
) const;
1838 * @brief Find last position of a character not in C string.
1839 * @param __s C string containing characters to avoid.
1840 * @param __pos Index of character to search back from (default end).
1841 * @return Index of last occurrence.
1843 * Starting from @a __pos, searches backward for a character
1844 * not contained in @a __s within this string. If found,
1845 * returns the index where it was found. If not found, returns
1849 find_last_not_of(const _CharT
* __s
, size_type __pos
= npos
) const
1851 __glibcxx_requires_string(__s
);
1852 return this->find_last_not_of(__s
, __pos
, traits_type::length(__s
));
1856 * @brief Find last position of a different character.
1857 * @param __c Character to avoid.
1858 * @param __pos Index of character to search back from (default end).
1859 * @return Index of last occurrence.
1861 * Starting from @a __pos, searches backward for a character
1862 * other than @a __c within this string. If found, returns the
1863 * index where it was found. If not found, returns npos.
1866 find_last_not_of(_CharT __c
, size_type __pos
= npos
) const;
1869 * @brief Get a substring.
1870 * @param __pos Index of first character (default 0).
1871 * @param __n Number of characters in substring (default remainder).
1872 * @return The new string.
1873 * @throw std::out_of_range If pos > size().
1875 * Construct and return a new string using the @a __n
1876 * characters starting at @a __pos. If the string is too
1877 * short, use the remainder of the characters. If @a __pos is
1878 * beyond the end of the string, out_of_range is thrown.
1881 substr(size_type __pos
= 0, size_type __n
= npos
) const
1883 return __versa_string(*this, _M_check(__pos
, "__versa_string::substr"),
1888 * @brief Compare to a string.
1889 * @param __str String to compare against.
1890 * @return Integer < 0, 0, or > 0.
1892 * Returns an integer < 0 if this string is ordered before @a
1893 * __str, 0 if their values are equivalent, or > 0 if this
1894 * string is ordered after @a __str. Determines the effective
1895 * length rlen of the strings to compare as the smallest of
1896 * size() and str.size(). The function then compares the two
1897 * strings by calling traits::compare(data(), str.data(),rlen).
1898 * If the result of the comparison is nonzero returns it,
1899 * otherwise the shorter one is ordered first.
1902 compare(const __versa_string
& __str
) const
1904 if (this->_M_compare(__str
))
1907 const size_type __size
= this->size();
1908 const size_type __osize
= __str
.size();
1909 const size_type __len
= std::min(__size
, __osize
);
1911 int __r
= traits_type::compare(this->_M_data(), __str
.data(), __len
);
1913 __r
= _S_compare(__size
, __osize
);
1918 * @brief Compare substring to a string.
1919 * @param __pos Index of first character of substring.
1920 * @param __n Number of characters in substring.
1921 * @param __str String to compare against.
1922 * @return Integer < 0, 0, or > 0.
1924 * Form the substring of this string from the @a __n characters
1925 * starting at @a __pos. Returns an integer < 0 if the
1926 * substring is ordered before @a __str, 0 if their values are
1927 * equivalent, or > 0 if the substring is ordered after @a
1928 * __str. Determines the effective length rlen of the strings
1929 * to compare as the smallest of the length of the substring
1930 * and @a __str.size(). The function then compares the two
1931 * strings by calling
1932 * traits::compare(substring.data(),str.data(),rlen). If the
1933 * result of the comparison is nonzero returns it, otherwise
1934 * the shorter one is ordered first.
1937 compare(size_type __pos
, size_type __n
,
1938 const __versa_string
& __str
) const;
1941 * @brief Compare substring to a substring.
1942 * @param __pos1 Index of first character of substring.
1943 * @param __n1 Number of characters in substring.
1944 * @param __str String to compare against.
1945 * @param __pos2 Index of first character of substring of str.
1946 * @param __n2 Number of characters in substring of str.
1947 * @return Integer < 0, 0, or > 0.
1949 * Form the substring of this string from the @a __n1
1950 * characters starting at @a __pos1. Form the substring of @a
1951 * __str from the @a __n2 characters starting at @a __pos2.
1952 * Returns an integer < 0 if this substring is ordered before
1953 * the substring of @a __str, 0 if their values are equivalent,
1954 * or > 0 if this substring is ordered after the substring of
1955 * @a __str. Determines the effective length rlen of the
1956 * strings to compare as the smallest of the lengths of the
1957 * substrings. The function then compares the two strings by
1959 * traits::compare(substring.data(),str.substr(pos2,n2).data(),rlen).
1960 * If the result of the comparison is nonzero returns it,
1961 * otherwise the shorter one is ordered first.
1964 compare(size_type __pos1
, size_type __n1
, const __versa_string
& __str
,
1965 size_type __pos2
, size_type __n2
) const;
1968 * @brief Compare to a C string.
1969 * @param __s C string to compare against.
1970 * @return Integer < 0, 0, or > 0.
1972 * Returns an integer < 0 if this string is ordered before @a
1973 * __s, 0 if their values are equivalent, or > 0 if this string
1974 * is ordered after @a __s. Determines the effective length
1975 * rlen of the strings to compare as the smallest of size() and
1976 * the length of a string constructed from @a __s. The
1977 * function then compares the two strings by calling
1978 * traits::compare(data(),s,rlen). If the result of the
1979 * comparison is nonzero returns it, otherwise the shorter one
1983 compare(const _CharT
* __s
) const;
1985 // _GLIBCXX_RESOLVE_LIB_DEFECTS
1986 // 5 String::compare specification questionable
1988 * @brief Compare substring to a C string.
1989 * @param __pos Index of first character of substring.
1990 * @param __n1 Number of characters in substring.
1991 * @param __s C string to compare against.
1992 * @return Integer < 0, 0, or > 0.
1994 * Form the substring of this string from the @a __n1
1995 * characters starting at @a __pos. Returns an integer < 0 if
1996 * the substring is ordered before @a __s, 0 if their values
1997 * are equivalent, or > 0 if the substring is ordered after @a
1998 * __s. Determines the effective length rlen of the strings to
1999 * compare as the smallest of the length of the substring and
2000 * the length of a string constructed from @a __s. The
2001 * function then compares the two string by calling
2002 * traits::compare(substring.data(),s,rlen). If the result of
2003 * the comparison is nonzero returns it, otherwise the shorter
2004 * one is ordered first.
2007 compare(size_type __pos
, size_type __n1
, const _CharT
* __s
) const;
2010 * @brief Compare substring against a character array.
2011 * @param __pos1 Index of first character of substring.
2012 * @param __n1 Number of characters in substring.
2013 * @param __s character array to compare against.
2014 * @param __n2 Number of characters of s.
2015 * @return Integer < 0, 0, or > 0.
2017 * Form the substring of this string from the @a __n1
2018 * characters starting at @a __pos1. Form a string from the
2019 * first @a __n2 characters of @a __s. Returns an integer < 0
2020 * if this substring is ordered before the string from @a __s,
2021 * 0 if their values are equivalent, or > 0 if this substring
2022 * is ordered after the string from @a __s. Determines the
2023 * effective length rlen of the strings to compare as the
2024 * smallest of the length of the substring and @a __n2. The
2025 * function then compares the two strings by calling
2026 * traits::compare(substring.data(),s,rlen). If the result of
2027 * the comparison is nonzero returns it, otherwise the shorter
2028 * one is ordered first.
2030 * NB: s must have at least n2 characters, '\\0' has no special
2034 compare(size_type __pos
, size_type __n1
, const _CharT
* __s
,
2035 size_type __n2
) const;
2040 * @brief Concatenate two strings.
2041 * @param __lhs First string.
2042 * @param __rhs Last string.
2043 * @return New string with value of @a __lhs followed by @a __rhs.
2045 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2046 template <typename
, typename
, typename
> class _Base
>
2047 __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>
2048 operator+(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2049 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
);
2052 * @brief Concatenate C string and string.
2053 * @param __lhs First string.
2054 * @param __rhs Last string.
2055 * @return New string with value of @a __lhs followed by @a __rhs.
2057 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2058 template <typename
, typename
, typename
> class _Base
>
2059 __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>
2060 operator+(const _CharT
* __lhs
,
2061 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
);
2064 * @brief Concatenate character and string.
2065 * @param __lhs First string.
2066 * @param __rhs Last string.
2067 * @return New string with @a __lhs followed by @a __rhs.
2069 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2070 template <typename
, typename
, typename
> class _Base
>
2071 __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>
2072 operator+(_CharT __lhs
,
2073 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
);
2076 * @brief Concatenate string and C string.
2077 * @param __lhs First string.
2078 * @param __rhs Last string.
2079 * @return New string with @a __lhs followed by @a __rhs.
2081 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2082 template <typename
, typename
, typename
> class _Base
>
2083 __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>
2084 operator+(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2085 const _CharT
* __rhs
);
2088 * @brief Concatenate string and character.
2089 * @param __lhs First string.
2090 * @param __rhs Last string.
2091 * @return New string with @a __lhs followed by @a __rhs.
2093 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2094 template <typename
, typename
, typename
> class _Base
>
2095 __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>
2096 operator+(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2101 * @brief Test equivalence of two strings.
2102 * @param __lhs First string.
2103 * @param __rhs Second string.
2104 * @return True if @a __lhs.compare(@a __rhs) == 0. False otherwise.
2106 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2107 template <typename
, typename
, typename
> class _Base
>
2109 operator==(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2110 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2111 { return __lhs
.compare(__rhs
) == 0; }
2113 template<typename _CharT
,
2114 template <typename
, typename
, typename
> class _Base
>
2115 inline typename __enable_if
<std::__is_char
<_CharT
>::__value
, bool>::__type
2116 operator==(const __versa_string
<_CharT
, std::char_traits
<_CharT
>,
2117 std::allocator
<_CharT
>, _Base
>& __lhs
,
2118 const __versa_string
<_CharT
, std::char_traits
<_CharT
>,
2119 std::allocator
<_CharT
>, _Base
>& __rhs
)
2120 { return (__lhs
.size() == __rhs
.size()
2121 && !std::char_traits
<_CharT
>::compare(__lhs
.data(), __rhs
.data(),
2125 * @brief Test equivalence of C string and string.
2126 * @param __lhs C string.
2127 * @param __rhs String.
2128 * @return True if @a __rhs.compare(@a __lhs) == 0. False otherwise.
2130 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2131 template <typename
, typename
, typename
> class _Base
>
2133 operator==(const _CharT
* __lhs
,
2134 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2135 { return __rhs
.compare(__lhs
) == 0; }
2138 * @brief Test equivalence of string and C string.
2139 * @param __lhs String.
2140 * @param __rhs C string.
2141 * @return True if @a __lhs.compare(@a __rhs) == 0. False otherwise.
2143 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2144 template <typename
, typename
, typename
> class _Base
>
2146 operator==(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2147 const _CharT
* __rhs
)
2148 { return __lhs
.compare(__rhs
) == 0; }
2152 * @brief Test difference of two strings.
2153 * @param __lhs First string.
2154 * @param __rhs Second string.
2155 * @return True if @a __lhs.compare(@a __rhs) != 0. False otherwise.
2157 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2158 template <typename
, typename
, typename
> class _Base
>
2160 operator!=(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2161 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2162 { return !(__lhs
== __rhs
); }
2165 * @brief Test difference of C string and string.
2166 * @param __lhs C string.
2167 * @param __rhs String.
2168 * @return True if @a __rhs.compare(@a __lhs) != 0. False otherwise.
2170 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2171 template <typename
, typename
, typename
> class _Base
>
2173 operator!=(const _CharT
* __lhs
,
2174 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2175 { return !(__lhs
== __rhs
); }
2178 * @brief Test difference of string and C string.
2179 * @param __lhs String.
2180 * @param __rhs C string.
2181 * @return True if @a __lhs.compare(@a __rhs) != 0. False otherwise.
2183 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2184 template <typename
, typename
, typename
> class _Base
>
2186 operator!=(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2187 const _CharT
* __rhs
)
2188 { return !(__lhs
== __rhs
); }
2192 * @brief Test if string precedes string.
2193 * @param __lhs First string.
2194 * @param __rhs Second string.
2195 * @return True if @a __lhs precedes @a __rhs. False otherwise.
2197 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2198 template <typename
, typename
, typename
> class _Base
>
2200 operator<(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2201 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2202 { return __lhs
.compare(__rhs
) < 0; }
2205 * @brief Test if string precedes C string.
2206 * @param __lhs String.
2207 * @param __rhs C string.
2208 * @return True if @a __lhs precedes @a __rhs. False otherwise.
2210 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2211 template <typename
, typename
, typename
> class _Base
>
2213 operator<(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2214 const _CharT
* __rhs
)
2215 { return __lhs
.compare(__rhs
) < 0; }
2218 * @brief Test if C string precedes string.
2219 * @param __lhs C string.
2220 * @param __rhs String.
2221 * @return True if @a __lhs precedes @a __rhs. False otherwise.
2223 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2224 template <typename
, typename
, typename
> class _Base
>
2226 operator<(const _CharT
* __lhs
,
2227 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2228 { return __rhs
.compare(__lhs
) > 0; }
2232 * @brief Test if string follows string.
2233 * @param __lhs First string.
2234 * @param __rhs Second string.
2235 * @return True if @a __lhs follows @a __rhs. False otherwise.
2237 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2238 template <typename
, typename
, typename
> class _Base
>
2240 operator>(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2241 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2242 { return __lhs
.compare(__rhs
) > 0; }
2245 * @brief Test if string follows C string.
2246 * @param __lhs String.
2247 * @param __rhs C string.
2248 * @return True if @a __lhs follows @a __rhs. False otherwise.
2250 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2251 template <typename
, typename
, typename
> class _Base
>
2253 operator>(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2254 const _CharT
* __rhs
)
2255 { return __lhs
.compare(__rhs
) > 0; }
2258 * @brief Test if C string follows string.
2259 * @param __lhs C string.
2260 * @param __rhs String.
2261 * @return True if @a __lhs follows @a __rhs. False otherwise.
2263 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2264 template <typename
, typename
, typename
> class _Base
>
2266 operator>(const _CharT
* __lhs
,
2267 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2268 { return __rhs
.compare(__lhs
) < 0; }
2272 * @brief Test if string doesn't follow string.
2273 * @param __lhs First string.
2274 * @param __rhs Second string.
2275 * @return True if @a __lhs doesn't follow @a __rhs. False otherwise.
2277 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2278 template <typename
, typename
, typename
> class _Base
>
2280 operator<=(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2281 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2282 { return __lhs
.compare(__rhs
) <= 0; }
2285 * @brief Test if string doesn't follow C string.
2286 * @param __lhs String.
2287 * @param __rhs C string.
2288 * @return True if @a __lhs doesn't follow @a __rhs. False otherwise.
2290 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2291 template <typename
, typename
, typename
> class _Base
>
2293 operator<=(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2294 const _CharT
* __rhs
)
2295 { return __lhs
.compare(__rhs
) <= 0; }
2298 * @brief Test if C string doesn't follow string.
2299 * @param __lhs C string.
2300 * @param __rhs String.
2301 * @return True if @a __lhs doesn't follow @a __rhs. False otherwise.
2303 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2304 template <typename
, typename
, typename
> class _Base
>
2306 operator<=(const _CharT
* __lhs
,
2307 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2308 { return __rhs
.compare(__lhs
) >= 0; }
2312 * @brief Test if string doesn't precede string.
2313 * @param __lhs First string.
2314 * @param __rhs Second string.
2315 * @return True if @a __lhs doesn't precede @a __rhs. False otherwise.
2317 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2318 template <typename
, typename
, typename
> class _Base
>
2320 operator>=(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2321 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2322 { return __lhs
.compare(__rhs
) >= 0; }
2325 * @brief Test if string doesn't precede C string.
2326 * @param __lhs String.
2327 * @param __rhs C string.
2328 * @return True if @a __lhs doesn't precede @a __rhs. False otherwise.
2330 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2331 template <typename
, typename
, typename
> class _Base
>
2333 operator>=(const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2334 const _CharT
* __rhs
)
2335 { return __lhs
.compare(__rhs
) >= 0; }
2338 * @brief Test if C string doesn't precede string.
2339 * @param __lhs C string.
2340 * @param __rhs String.
2341 * @return True if @a __lhs doesn't precede @a __rhs. False otherwise.
2343 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2344 template <typename
, typename
, typename
> class _Base
>
2346 operator>=(const _CharT
* __lhs
,
2347 const __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2348 { return __rhs
.compare(__lhs
) <= 0; }
2351 * @brief Swap contents of two strings.
2352 * @param __lhs First string.
2353 * @param __rhs Second string.
2355 * Exchanges the contents of @a __lhs and @a __rhs in constant time.
2357 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2358 template <typename
, typename
, typename
> class _Base
>
2360 swap(__versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __lhs
,
2361 __versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __rhs
)
2362 { __lhs
.swap(__rhs
); }
2364 _GLIBCXX_END_NAMESPACE
2366 _GLIBCXX_BEGIN_NAMESPACE(std
)
2369 * @brief Read stream into a string.
2370 * @param __is Input stream.
2371 * @param __str Buffer to store into.
2372 * @return Reference to the input stream.
2374 * Stores characters from @a __is into @a __str until whitespace is
2375 * found, the end of the stream is encountered, or str.max_size()
2376 * is reached. If is.width() is non-zero, that is the limit on the
2377 * number of characters stored into @a __str. Any previous
2378 * contents of @a __str are erased.
2380 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2381 template <typename
, typename
, typename
> class _Base
>
2382 basic_istream
<_CharT
, _Traits
>&
2383 operator>>(basic_istream
<_CharT
, _Traits
>& __is
,
2384 __gnu_cxx::__versa_string
<_CharT
, _Traits
,
2385 _Alloc
, _Base
>& __str
);
2388 * @brief Write string to a stream.
2389 * @param __os Output stream.
2390 * @param __str String to write out.
2391 * @return Reference to the output stream.
2393 * Output characters of @a __str into os following the same rules as for
2394 * writing a C string.
2396 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2397 template <typename
, typename
, typename
> class _Base
>
2398 inline basic_ostream
<_CharT
, _Traits
>&
2399 operator<<(basic_ostream
<_CharT
, _Traits
>& __os
,
2400 const __gnu_cxx::__versa_string
<_CharT
, _Traits
, _Alloc
,
2403 // _GLIBCXX_RESOLVE_LIB_DEFECTS
2404 // 586. string inserter not a formatted function
2405 return __ostream_insert(__os
, __str
.data(), __str
.size());
2409 * @brief Read a line from stream into a string.
2410 * @param __is Input stream.
2411 * @param __str Buffer to store into.
2412 * @param __delim Character marking end of line.
2413 * @return Reference to the input stream.
2415 * Stores characters from @a __is into @a __str until @a __delim is
2416 * found, the end of the stream is encountered, or str.max_size()
2417 * is reached. If is.width() is non-zero, that is the limit on the
2418 * number of characters stored into @a __str. Any previous
2419 * contents of @a __str are erased. If @a delim was encountered,
2420 * it is extracted but not stored into @a __str.
2422 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2423 template <typename
, typename
, typename
> class _Base
>
2424 basic_istream
<_CharT
, _Traits
>&
2425 getline(basic_istream
<_CharT
, _Traits
>& __is
,
2426 __gnu_cxx::__versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __str
,
2430 * @brief Read a line from stream into a string.
2431 * @param __is Input stream.
2432 * @param __str Buffer to store into.
2433 * @return Reference to the input stream.
2435 * Stores characters from is into @a __str until '\n' is found, the
2436 * end of the stream is encountered, or str.max_size() is reached.
2437 * If is.width() is non-zero, that is the limit on the number of
2438 * characters stored into @a __str. Any previous contents of @a
2439 * __str are erased. If end of line was encountered, it is
2440 * extracted but not stored into @a __str.
2442 template<typename _CharT
, typename _Traits
, typename _Alloc
,
2443 template <typename
, typename
, typename
> class _Base
>
2444 inline basic_istream
<_CharT
, _Traits
>&
2445 getline(basic_istream
<_CharT
, _Traits
>& __is
,
2446 __gnu_cxx::__versa_string
<_CharT
, _Traits
, _Alloc
, _Base
>& __str
)
2447 { return getline(__is
, __str
, __is
.widen('\n')); }
2449 _GLIBCXX_END_NAMESPACE
2451 #if (defined(__GXX_EXPERIMENTAL_CXX0X__) && defined(_GLIBCXX_USE_C99))
2453 #include <ext/string_conversions.h>
2455 _GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx
)
2457 // 21.4 Numeric Conversions [string.conversions].
2459 stoi(const __vstring
& __str
, std::size_t* __idx
= 0, int __base
= 10)
2460 { return __gnu_cxx::__stoa
<long, int>(&std::strtol
, "stoi", __str
.c_str(),
2464 stol(const __vstring
& __str
, std::size_t* __idx
= 0, int __base
= 10)
2465 { return __gnu_cxx::__stoa(&std::strtol
, "stol", __str
.c_str(),
2468 inline unsigned long
2469 stoul(const __vstring
& __str
, std::size_t* __idx
= 0, int __base
= 10)
2470 { return __gnu_cxx::__stoa(&std::strtoul
, "stoul", __str
.c_str(),
2474 stoll(const __vstring
& __str
, std::size_t* __idx
= 0, int __base
= 10)
2475 { return __gnu_cxx::__stoa(&std::strtoll
, "stoll", __str
.c_str(),
2478 inline unsigned long long
2479 stoull(const __vstring
& __str
, std::size_t* __idx
, int __base
= 10)
2480 { return __gnu_cxx::__stoa(&std::strtoull
, "stoull", __str
.c_str(),
2483 // NB: strtof vs strtod.
2485 stof(const __vstring
& __str
, std::size_t* __idx
= 0)
2486 { return __gnu_cxx::__stoa(&std::strtof
, "stof", __str
.c_str(), __idx
); }
2489 stod(const __vstring
& __str
, std::size_t* __idx
= 0)
2490 { return __gnu_cxx::__stoa(&std::strtod
, "stod", __str
.c_str(), __idx
); }
2493 stold(const __vstring
& __str
, std::size_t* __idx
= 0)
2494 { return __gnu_cxx::__stoa(&std::strtold
, "stold", __str
.c_str(), __idx
); }
2496 // NB: (v)snprintf vs sprintf.
2500 to_string(int __val
)
2501 { return __gnu_cxx::__to_xstring
<__vstring
>(&std::vsnprintf
, 4 * sizeof(int),
2505 to_string(unsigned __val
)
2506 { return __gnu_cxx::__to_xstring
<__vstring
>(&std::vsnprintf
,
2507 4 * sizeof(unsigned),
2511 to_string(long __val
)
2512 { return __gnu_cxx::__to_xstring
<__vstring
>(&std::vsnprintf
,
2517 to_string(unsigned long __val
)
2518 { return __gnu_cxx::__to_xstring
<__vstring
>(&std::vsnprintf
,
2519 4 * sizeof(unsigned long),
2524 to_string(long long __val
)
2525 { return __gnu_cxx::__to_xstring
<__vstring
>(&std::vsnprintf
,
2526 4 * sizeof(long long),
2530 to_string(unsigned long long __val
)
2531 { return __gnu_cxx::__to_xstring
<__vstring
>(&std::vsnprintf
,
2532 4 * sizeof(unsigned long long),
2536 to_string(float __val
)
2538 const int __n
= __numeric_traits
<float>::__max_exponent10
+ 20;
2539 return __gnu_cxx::__to_xstring
<__vstring
>(&std::vsnprintf
, __n
,
2544 to_string(double __val
)
2546 const int __n
= __numeric_traits
<double>::__max_exponent10
+ 20;
2547 return __gnu_cxx::__to_xstring
<__vstring
>(&std::vsnprintf
, __n
,
2552 to_string(long double __val
)
2554 const int __n
= __numeric_traits
<long double>::__max_exponent10
+ 20;
2555 return __gnu_cxx::__to_xstring
<__vstring
>(&std::vsnprintf
, __n
,
2559 #ifdef _GLIBCXX_USE_WCHAR_T
2561 stoi(const __wvstring
& __str
, std::size_t* __idx
= 0, int __base
= 10)
2562 { return __gnu_cxx::__stoa
<long, int>(&std::wcstol
, "stoi", __str
.c_str(),
2566 stol(const __wvstring
& __str
, std::size_t* __idx
= 0, int __base
= 10)
2567 { return __gnu_cxx::__stoa(&std::wcstol
, "stol", __str
.c_str(),
2570 inline unsigned long
2571 stoul(const __wvstring
& __str
, std::size_t* __idx
= 0, int __base
= 10)
2572 { return __gnu_cxx::__stoa(&std::wcstoul
, "stoul", __str
.c_str(),
2576 stoll(const __wvstring
& __str
, std::size_t* __idx
= 0, int __base
= 10)
2577 { return __gnu_cxx::__stoa(&std::wcstoll
, "stoll", __str
.c_str(),
2580 inline unsigned long long
2581 stoull(const __wvstring
& __str
, std::size_t* __idx
= 0, int __base
= 10)
2582 { return __gnu_cxx::__stoa(&std::wcstoull
, "stoull", __str
.c_str(),
2585 // NB: wcstof vs wcstod.
2587 stof(const __wvstring
& __str
, std::size_t* __idx
= 0)
2588 { return __gnu_cxx::__stoa(&std::wcstof
, "stof", __str
.c_str(), __idx
); }
2591 stod(const __wvstring
& __str
, std::size_t* __idx
= 0)
2592 { return __gnu_cxx::__stoa(&std::wcstod
, "stod", __str
.c_str(), __idx
); }
2595 stold(const __wvstring
& __str
, std::size_t* __idx
= 0)
2596 { return __gnu_cxx::__stoa(&std::wcstold
, "stold", __str
.c_str(), __idx
); }
2598 #ifndef _GLIBCXX_HAVE_BROKEN_VSWPRINTF
2601 to_wstring(int __val
)
2602 { return __gnu_cxx::__to_xstring
<__wvstring
>(&std::vswprintf
,
2607 to_wstring(unsigned __val
)
2608 { return __gnu_cxx::__to_xstring
<__wvstring
>(&std::vswprintf
,
2609 4 * sizeof(unsigned),
2613 to_wstring(long __val
)
2614 { return __gnu_cxx::__to_xstring
<__wvstring
>(&std::vswprintf
,
2619 to_wstring(unsigned long __val
)
2620 { return __gnu_cxx::__to_xstring
<__wvstring
>(&std::vswprintf
,
2621 4 * sizeof(unsigned long),
2625 to_wstring(long long __val
)
2626 { return __gnu_cxx::__to_xstring
<__wvstring
>(&std::vswprintf
,
2627 4 * sizeof(long long),
2631 to_wstring(unsigned long long __val
)
2632 { return __gnu_cxx::__to_xstring
<__wvstring
>(&std::vswprintf
,
2633 4 * sizeof(unsigned long long),
2637 to_wstring(float __val
)
2639 const int __n
= __numeric_traits
<float>::__max_exponent10
+ 20;
2640 return __gnu_cxx::__to_xstring
<__wvstring
>(&std::vswprintf
, __n
,
2645 to_wstring(double __val
)
2647 const int __n
= __numeric_traits
<double>::__max_exponent10
+ 20;
2648 return __gnu_cxx::__to_xstring
<__wvstring
>(&std::vswprintf
, __n
,
2653 to_wstring(long double __val
)
2655 const int __n
= __numeric_traits
<long double>::__max_exponent10
+ 20;
2656 return __gnu_cxx::__to_xstring
<__wvstring
>(&std::vswprintf
, __n
,
2662 _GLIBCXX_END_NAMESPACE
2666 #ifndef _GLIBCXX_EXPORT_TEMPLATE
2667 # include "vstring.tcc"
2670 #endif /* _VSTRING_H */