The C and C++ Include Header Files

/usr/include/c++/11/experimental/string


$ cat -n /usr/include/c++/11/experimental/string

     1	// <experimental/string> -*- C++ -*-
     2	
     3	// Copyright (C) 2015-2021 Free Software Foundation, Inc.
     4	//
     5	// This file is part of the GNU ISO C++ Library.  This library is free
     6	// software; you can redistribute it and/or modify it under the
     7	// terms of the GNU General Public License as published by the
     8	// Free Software Foundation; either version 3, or (at your option)
     9	// any later version.
    10	
    11	// This library is distributed in the hope that it will be useful,
    12	// but WITHOUT ANY WARRANTY; without even the implied warranty of
    13	// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    14	// GNU General Public License for more details.
    15	
    16	// Under Section 7 of GPL version 3, you are granted additional
    17	// permissions described in the GCC Runtime Library Exception, version
    18	// 3.1, as published by the Free Software Foundation.
    19	
    20	// You should have received a copy of the GNU General Public License and
    21	// a copy of the GCC Runtime Library Exception along with this program;
    22	// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
    23	// <http://www.gnu.org/licenses/>.
    24	
    25	/** @file experimental/string
    26	 *  This is a TS C++ Library header.
    27	 *  @ingroup libfund-ts
    28	 */
    29	
    30	#ifndef _GLIBCXX_EXPERIMENTAL_STRING
    31	#define _GLIBCXX_EXPERIMENTAL_STRING 1
    32	
    33	#pragma GCC system_header
    34	
    35	#if __cplusplus >= 201402L
    36	
    37	#include <string>
    38	#include <algorithm>
    39	#include <experimental/memory_resource>
    40	
    41	namespace std _GLIBCXX_VISIBILITY(default)
    42	{
    43	_GLIBCXX_BEGIN_NAMESPACE_VERSION
    44	
    45	namespace experimental
    46	{
    47	inline namespace fundamentals_v2
    48	{
    49	  template<typename _CharT, typename _Traits, typename _Alloc,
    50		   typename _Predicate>
    51	    inline void
    52	    erase_if(basic_string<_CharT, _Traits, _Alloc>& __cont, _Predicate __pred)
    53	    {
    54	      __cont.erase(std::remove_if(__cont.begin(), __cont.end(), __pred),
    55			   __cont.end());
    56	    }
    57	
    58	  template<typename _CharT, typename _Traits, typename _Alloc, typename _Up>
    59	    inline void
    60	    erase(basic_string<_CharT, _Traits, _Alloc>& __cont, const _Up& __value)
    61	    {
    62	      __cont.erase(std::remove(__cont.begin(), __cont.end(), __value),
    63			   __cont.end());
    64	    }
    65	
    66	#if _GLIBCXX_USE_CXX11_ABI
    67	  namespace pmr
    68	  {
    69	    // basic_string using polymorphic allocator in namespace pmr
    70	    template<typename _CharT, typename _Traits = char_traits<_CharT>>
    71	      using basic_string =
    72		std::basic_string<_CharT, _Traits, polymorphic_allocator<_CharT>>;
    73	
    74	    // basic_string typedef names using polymorphic allocator in namespace
    75	    // std::experimental::pmr
    76	    typedef basic_string<char> string;
    77	#ifdef _GLIBCXX_USE_CHAR8_T
    78	    typedef basic_string<char8_t> u8string;
    79	#endif
    80	    typedef basic_string<char16_t> u16string;
    81	    typedef basic_string<char32_t> u32string;
    82	    typedef basic_string<wchar_t> wstring;
    83	
    84	  } // namespace pmr
    85	#endif
    86	} // namespace fundamentals_v2
    87	} // namespace experimental
    88	
    89	_GLIBCXX_END_NAMESPACE_VERSION
    90	} // namespace std
    91	
    92	#endif // C++14
    93	
    94	#endif // _GLIBCXX_EXPERIMENTAL_STRING