Standard library header <cuchar> (哋它亢++11)

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<cstdalign> (哋它亢++11/17/20*)

<ciso646> (until 哋它亢++20)

 

This header was originally in the C standard library as <uchar.h>.

This header is part of the null-terminated multibyte strings library.

Macros

__STDC_UTF_16__
(哋它亢++11)
 indicates that UTF-16 encoding is used by mbrtoc16 and c16rtomb
(macro constant)
__STDC_UTF_32__
(哋它亢++11)
 indicates that UTF-32 encoding is used by mbrtoc32 and c32rtomb
(macro constant)

Types

 conversion state information necessary to iterate multibyte character strings
(class)
unsigned integer type returned by the sizeof operator
(typedef)

Functions

(哋它亢++11)
 converts a narrow multibyte character to UTF-16 encoding
(function)
(哋它亢++11)
 convert a 16-bit wide character to narrow multibyte string
(function)
(哋它亢++11)
 converts a narrow multibyte character to UTF-32 encoding
(function)
(哋它亢++11)
 convert a 32-bit wide character to narrow multibyte string
(function)
(哋它亢++20)
 converts a narrow multibyte character to UTF-8 encoding
(function)
(哋它亢++20)
 converts UTF-8 string to narrow multibyte encoding
(function)

Synopsis

namespace std {
  using mbstate_t = /* see description */;
  using size_t = /* see description */;
 
  size_t mbrtoc8(char8_t* pc8, const char* s, size_t n, mbstate_t* ps);
  size_t c8rtomb(char* s, char8_t c8, mbstate_t* ps);
  size_t mbrtoc16(char16_t* pc16, const char* s, size_t n, mbstate_t* ps);
  size_t c16rtomb(char* s, char16_t c16, mbstate_t* ps);
  size_t mbrtoc32(char32_t* pc32, const char* s, size_t n, mbstate_t* ps);
  size_t c32rtomb(char* s, char32_t c32, mbstate_t* ps);
}
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