MEMSET(3) | Library Functions Manual | MEMSET(3) |
memset
— fill a
byte string with a byte value
Standard C Library (libc, -lc)
#include
<string.h>
void *
memset
(void
*b, int c,
size_t len);
The
memset
()
function writes len bytes of value
c (converted to an unsigned
char) to the string b.
The memset
() function returns its first
argument.
bzero(3), memset_pattern(3), memset_s.3, swab(3), wmemset(3)
The memset
() function conforms to
ISO/IEC 9899:1990
(“ISO C90”).
June 4, 1993 | macOS 14.6 |