(1,2) ordinary string literal const char[N] ordinary literal encoding (3,4) wide string literal const wchar_t[N] wide literal encoding (5,6) UTF-8 string literal const char[N] (until C++20) const char8_t[N] (since C++20) UTF-8 (7,8) UTF-16 string literal const char16...
当为std::basic_string 和std::basic_string_view (C++17 起)使用用户定义的字符容器类型时,也需要提供对应的字符特征类(它可以是 std::char_traits 的特化)。 字符串类(std::string 等)类模板 std::basic_string 通用化字符序列如何操作及存储。字符串创建、操作及析构全部由一组便利的类方法与相关函数所...
5.13.5 String literals [lex.string] C++20 标准(ISO/IEC 14882:2020): 5.13.5 String literals [lex.string] C++17 标准(ISO/IEC 14882:2017): 5.13.5 String literals [lex.string] C++14 标准(ISO/IEC 14882:2014): 2.14.5 String literals [lex.string] ...
basic_string_view(C++17) Text processing library Primitive numeric conversions(C++17) Formatting(C++20)−Localization text_encoding(C++26) Regular expressions(C++11) basic_regex−Algorithms Default regular expression grammar Null-terminated sequence utilities: ...
basic_string_view(C++17) Text processing library Primitive numeric conversions(C++17) Formatting(C++20)−Localization text_encoding(C++26) Regular expressions(C++11) basic_regex−Algorithms Default regular expression grammar Null-terminated sequence utilities: ...
basic_string basic_string_view (C++17) Chaînes terminées par null: byte − multibyte − wide Conteneurs array (C++11) − vector map − unordered_map (C++11) priority_queue − span (C++20) Autres conteneurs: sequence − associative unordered associative − adaptors ...
std::basic_string_view<CharT, Traits>>istrueandstd::is_convertible_v<constStringViewLike&,constCharT*>isfalse. In all cases, equality is checked by callingTraits::eq. Parameters str-string to search for pos-position at which to begin searching ...
Original: The class template basic_stringstream implements input/output operations on memory (std::basic_string) based streams. It essentially wraps a raw string device implementation (basic_stringbuf) into a higher-level interface (basic_iostream). The complete interface to unique basic_stringbuf me...
Original: The class template basic_stringstream implements input/output operations on memory (std::basic_string) based streams. It essentially wraps a raw string device implementation (basic_stringbuf) into a higher-level interface (basic_iostream). The complete interface to unique basic_stringbuf me...
std::to_string Определеновзаголовочномфайле<string> std::stringto_string(intvalue); (1)(начинаяс C++11) std::stringto_string(longvalue); (2)(начинаяс C++11) std::stringto_string(longlongvalue); ...