MEMCHR(3) BSD Library Functions Manual MEMCHR(3)
NAME
memchr, memrchr -- locate byte in byte string
LIBRARY
Standard C Library (libc, -lc)
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 locates the last
occurrence of c (converted to an unsigned char) 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 ALSO
index(3), rindex(3), strchr(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 C89'').
BSD
April 10, 2009 BSD
