Standard library header <text_encoding> (C++26)

 

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This header is part of the text processing library.

Types
text_encoding (C++26)	describes an interface for accessing the IANA Character Sets registry (class)
std::hash<std::text_encoding> (C++26)	hash support for std::text_encoding (class template specialization)

Synopsis

namespace std {// text_encodingstruct text_encoding;   // hash support for text_encodingtemplate<class T>struct hash;template<>struct hash<text_encoding>;}

Class std::text_encoding

namespace std {struct text_encoding {staticconstexpr size_t max_name_length =63;   // enumeration text_encoding::idenumclass id : int_least32_t {/* see description */};usingenum id;   constexpr text_encoding()=default;constexprexplicit text_encoding(string_view enc)noexcept;constexpr text_encoding(id i)noexcept;   constexpr id mib()constnoexcept;constexprconstchar* name()constnoexcept;   // class text_encoding::aliases_viewstruct aliases_view;constexpr aliases_view aliases()constnoexcept;   friendconstexprbool operator==(const text_encoding& encoding, const text_encoding& other)noexcept;friendconstexprbool operator==(const text_encoding& encoding, id i)noexcept;   static consteval text_encoding literal()noexcept;static text_encoding environment();template<id i>staticbool environment_is();   private: id mib_ = id::unknown;// exposition onlychar name_[max_name_length +1]={0};// exposition only// exposition onlystaticconstexprbool/*comp-name*/(string_view a, string_view b);};}

Class std::text_encoding::aliases_view

struct text_encoding::aliases_view:ranges::view_interface<text_encoding::aliases_view>{constexpr/* implementation-defined */ begin()const;constexpr/* implementation-defined */ end()const;};

Enumeration std::text_encoding::id

namespace std {enumclass text_encoding::id: int_least32_t { other =1, unknown =2, ASCII =3, ISOLatin1 =4, ISOLatin2 =5, ISOLatin3 =6, ISOLatin4 =7, ISOLatinCyrillic =8, ISOLatinArabic =9, ISOLatinGreek =10, ISOLatinHebrew =11, ISOLatin5 =12, ISOLatin6 =13, ISOTextComm =14, HalfWidthKatakana =15, JISEncoding =16, ShiftJIS =17, EUCPkdFmtJapanese =18, EUCFixWidJapanese =19, ISO4UnitedKingdom =20, ISO11SwedishForNames =21, ISO15Italian =22, ISO17Spanish =23, ISO21German =24, ISO60DanishNorwegian =25, ISO69French =26, ISO10646UTF1 =27, ISO646basic1983 =28, INVARIANT =29, ISO2IntlRefVersion =30, NATSSEFI =31, NATSSEFIADD =32, ISO10Swedish =35, KSC56011987 =36, ISO2022KR =37, EUCKR =38, ISO2022JP =39, ISO2022JP2 =40, ISO13JISC6220jp =41, ISO14JISC6220ro =42, ISO16Portuguese =43, ISO18Greek7Old =44, ISO19LatinGreek =45, ISO25French =46, ISO27LatinGreek1 =47, ISO5427Cyrillic =48, ISO42JISC62261978 =49, ISO47BSViewdata =50, ISO49INIS =51, ISO50INIS8 =52, ISO51INISCyrillic =53, ISO54271981 =54, ISO5428Greek =55, ISO57GB1988 =56, ISO58GB231280 =57, ISO61Norwegian2 =58, ISO70VideotexSupp1 =59, ISO84Portuguese2 =60, ISO85Spanish2 =61, ISO86Hungarian =62, ISO87JISX0208 =63, ISO88Greek7 =64, ISO89ASMO449 =65, ISO90 =66, ISO91JISC62291984a =67, ISO92JISC62991984b =68, ISO93JIS62291984badd =69, ISO94JIS62291984hand =70, ISO95JIS62291984handadd =71, ISO96JISC62291984kana =72, ISO2033 =73, ISO99NAPLPS =74, ISO102T617bit =75, ISO103T618bit =76, ISO111ECMACyrillic =77, ISO121Canadian1 =78, ISO122Canadian2 =79, ISO123CSAZ24341985gr =80, ISO88596E =81, ISO88596I =82, ISO128T101G2 =83, ISO88598E =84, ISO88598I =85, ISO139CSN369103 =86, ISO141JUSIB1002 =87, ISO143IECP271 =88, ISO146Serbian =89, ISO147Macedonian =90, ISO150 =91, ISO151Cuba =92, ISO6937Add =93, ISO153GOST1976874 =94, ISO8859Supp =95, ISO10367Box =96, ISO158Lap =97, ISO159JISX02121990 =98, ISO646Danish =99, USDK =100, DKUS =101, KSC5636 =102, Unicode11UTF7 =103, ISO2022CN =104, ISO2022CNEXT =105, UTF8 =106, ISO885913 =109, ISO885914 =110, ISO885915 =111, ISO885916 =112, GBK =113, GB18030 =114, OSDEBCDICDF0415 =115, OSDEBCDICDF03IRV =116, OSDEBCDICDF041 =117, ISO115481 =118, KZ1048 =119, UCS2 =1000, UCS4 =1001, UnicodeASCII =1002, UnicodeLatin1 =1003, UnicodeJapanese =1004, UnicodeIBM1261 =1005, UnicodeIBM1268 =1006, UnicodeIBM1276 =1007, UnicodeIBM1264 =1008, UnicodeIBM1265 =1009, Unicode11 =1010, SCSU =1011, UTF7 =1012, UTF16BE =1013, UTF16LE =1014, UTF16 =1015, CESU8 =1016, UTF32 =1017, UTF32BE =1018, UTF32LE =1019, BOCU1 =1020, UTF7IMAP =1021, Windows30Latin1 =2000, Windows31Latin1 =2001, Windows31Latin2 =2002, Windows31Latin5 =2003, HPRoman8 =2004, AdobeStandardEncoding =2005, VenturaUS =2006, VenturaInternational =2007, DECMCS =2008, PC850Multilingual =2009, PC8DanishNorwegian =2012, PC862LatinHebrew =2013, PC8Turkish =2014, IBMSymbols =2015, IBMThai =2016, HPLegal =2017, HPPiFont =2018, HPMath8 =2019, HPPSMath =2020, HPDesktop =2021, VenturaMath =2022, MicrosoftPublishing =2023, Windows31J =2024, GB2312 =2025, Big5 =2026, Macintosh =2027, IBM037 =2028, IBM038 =2029, IBM273 =2030, IBM274 =2031, IBM275 =2032, IBM277 =2033, IBM278 =2034, IBM280 =2035, IBM281 =2036, IBM284 =2037, IBM285 =2038, IBM290 =2039, IBM297 =2040, IBM420 =2041, IBM423 =2042, IBM424 =2043, PC8CodePage437 =2011, IBM500 =2044, IBM851 =2045, PCp852 =2010, IBM855 =2046, IBM857 =2047, IBM860 =2048, IBM861 =2049, IBM863 =2050, IBM864 =2051, IBM865 =2052, IBM868 =2053, IBM869 =2054, IBM870 =2055, IBM871 =2056, IBM880 =2057, IBM891 =2058, IBM903 =2059, IBM904 =2060, IBM905 =2061, IBM918 =2062, IBM1026 =2063, IBMEBCDICATDE =2064, EBCDICATDEA =2065, EBCDICCAFR =2066, EBCDICDKNO =2067, EBCDICDKNOA =2068, EBCDICFISE =2069, EBCDICFISEA =2070, EBCDICFR =2071, EBCDICIT =2072, EBCDICPT =2073, EBCDICES =2074, EBCDICESA =2075, EBCDICESS =2076, EBCDICUK =2077, EBCDICUS =2078, Unknown8BiT =2079, Mnemonic =2080, Mnem =2081, VISCII =2082, VIQR =2083, KOI8R =2084, HZGB2312 =2085, IBM866 =2086, PC775Baltic =2087, KOI8U =2088, IBM00858 =2089, IBM00924 =2090, IBM01140 =2091, IBM01141 =2092, IBM01142 =2093, IBM01143 =2094, IBM01144 =2095, IBM01145 =2096, IBM01146 =2097, IBM01147 =2098, IBM01148 =2099, IBM01149 =2100, Big5HKSCS =2101, IBM1047 =2102, PTCP154 =2103, Amiga1251 =2104, KOI7switched =2105, BRF =2106, TSCII =2107, CP51932 =2108, windows874 =2109, windows1250 =2250, windows1251 =2251, windows1252 =2252, windows1253 =2253, windows1254 =2254, windows1255 =2255, windows1256 =2256, windows1257 =2257, windows1258 =2258, TIS620 =2259, CP50220 =2260};}