MEMCHR(3) OpenBSD Programmer's Manual MEMCHR(3)NAME
memchr - locate byte in byte string
SYNOPSIS
#include <string.h>
void *
memchr(const void *b, int c, size_t len);
void *
memrchr(const void *b, int c, size_t len);
DESCRIPTION
The memchr() function locates the first occurrence of c (converted to an
unsigned char) in string b.
The memrchr() function behaves like memchr(), except that it locates the
last occurrence of c in string b.
RETURN VALUES
The memchr() and memrchr() functions return a pointer to the byte
located, or NULL if no such byte exists within len bytes.
SEE ALSOstrchr(3), strcspn(3), strpbrk(3), strrchr(3), strsep(3), strspn(3),
strstr(3), strtok(3)STANDARDS
The memchr() function conforms to ANSI X3.159-1989 (``ANSI C'').
The memrchr() function is an OpenBSD extension.
OpenBSD 4.9 September 3, 2007 OpenBSD 4.9