01-29-2006
about memset fuction
Dear all,
In my code,i am planning to use memset function to re-initialise an array before populating it everytime. Will using memset function be an overload to the program?
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LEARN ABOUT NETBSD
bstring
BSTRING(3) BSD Library Functions Manual BSTRING(3)
NAME
memccpy, memchr, memcmp, memcpy, memmem, memmove, memset -- byte string operations
LIBRARY
Standard C Library (libc, -lc)
SYNOPSIS
#include <string.h>
void *
memchr(const void *b, int c, size_t len);
int
memcmp(const void *b1, const void *b2, size_t len);
void *
memccpy(void *dst, const void *src, int c, size_t len);
void *
memcpy(void *dst, const void *src, size_t len);
void *
memmem(const void *block, size_t blen, const void *pat, size_t plen);
void *
memmove(void *dst, const void *src, size_t len);
void *
memset(void *b, int c, size_t len);
DESCRIPTION
These functions operate on variable length strings of bytes. They do not check for terminating nul bytes as the routines listed in string(3)
do.
See the specific manual pages for more information.
SEE ALSO
memccpy(3), memchr(3), memcmp(3), memcpy(3), memmem(3), memmove(3), memset(3)
STANDARDS
The functions memchr(), memcmp(), memcpy(), memmove(), and memset() conform to ANSI X3.159-1989 (``ANSI C89'').
HISTORY
The function memccpy() appeared in 4.3BSD.
BSD
February 9, 2007 BSD