NAME
memchr — find byte
in memory
SYNOPSIS
#include
<string.h>
void *memchr(const void *s, int c, size_t n);
DESCRIPTION
[CX] The functionality described on this reference page is aligned with the ISO C standard. Any conflict between the requirements described here and the ISO C standard is unintentional. This volume of IEEE Std 1003.1-2001 (“POSIX.1”) defers to the ISO C standard.
The memchr () function shall locate
the first occurrence of
c (converted to an
unsigned char) in the initial
n bytes (each
interpreted as unsigned char) of the object pointed to by
s.
RETURN VALUE
The memchr () function shall return a
pointer to the located byte, or a null pointer if the byte does not occur in
the object.
ERRORS
No errors are defined.
EXAMPLES
None.
APPLICATION USAGE
None.
RATIONALE
None.
FUTURE DIRECTIONS
None.
SEE ALSO
The Base Definitions volume of IEEE Std 1003.1-2001 (“POSIX.1”), <string.h>
CHANGE HISTORY
First released in Issue 1. Derived from Issue 1 of the SVID.
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