| MEMCPY(3) | Library Functions Manual | MEMCPY(3) |
NAME
memcpy — copy
memory area
LIBRARY
Standard C Library (libc, -lc)
SYNOPSIS
#include
<string.h>
void *
memcpy(void *restrict dst,
const void *restrict src, size_t
n);
DESCRIPTION
The
memcpy()
function copies n bytes from memory area
src to memory area dst. If
dst and src overlap, behavior is
undefined. Applications in which dst and
src might overlap should use
memmove(3) instead.
RETURN VALUES
The memcpy() function returns the original
value of dst.
SEE ALSO
STANDARDS
The memcpy() function conforms to
ISO/IEC 9899:1990
(“ISO C90”).
| June 4, 1993 | macOS 26.4 |