strxfrm

Section: C Library Functions (3)
Updated: 2026-02-08
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名前

strxfrm - 文字列の変換  

ライブラリ

標準 C ライブラリ (libc,~-lc)  

書式

#include <string.h>

size_t strxfrm(size_t size;
               char dest[restrict size], const char src[restrict size],
               size_t size);
 

説明

The strxfrm() function transforms the src string into a form such that the result of strcmp(3) on two strings that have been transformed with strxfrm() is the same as the result of strcoll(3) on the two strings before their transformation. The first size bytes of the transformed string are placed in dest. The transformation is based on the program's current locale for category LC_COLLATE. (See setlocale(3)).  

返り値

The strxfrm() function returns the number of bytes required to store the transformed string in dest excluding the terminating null byte ('\0'). If the value returned is size or more, the contents of dest are indeterminate.  

属性

この節で使用されている用語の説明については、 attributes(7) を参照。
インターフェース属性値
strxfrm() Thread safetyMT-Safe locale
 

標準規格

C11, POSIX.1-2008.  

歴史

POSIX.1-2001, C89, SVr4, 4.3BSD.  

関連項目

memcmp(3), setlocale(3), strcasecmp(3), strcmp(3), strcoll(3), string(3)


 

Index

名前
ライブラリ
書式
説明
返り値
属性
標準規格
歴史
関連項目

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