Updated: 2022/Sep/29
Please read Privacy Policy. It's for your privacy.
MEMCPY(3) Library Functions Manual MEMCPY(3) NAME memcpy - copy byte string LIBRARY Standard C Library (libc, -lc) SYNOPSIS #include <string.h> void * memcpy(void * restrict dst, const void * restrict src, size_t len); DESCRIPTION The memcpy() function copies len bytes from string src to string dst. The arguments must not overlap -- behavior if the arguments overlap is undefined. To copy byte strings that overlap, use memmove(3). RETURN VALUES The memcpy() function returns the original value of dst. SEE ALSO bcopy(3), memccpy(3), memmove(3), strcpy(3) STANDARDS The memcpy() function conforms to ISO/IEC 9899:1999 ("ISO C99"). NetBSD 9.99 June 4, 1993 NetBSD 9.99