memset, _wmemset
Remonter à Mem.h - Index
Header File
mem.h, string.h
Category
Memory and String Manipulation Routines, Inline Routines
Prototype
void *memset(void *s, int c, size_t n);
void *_wmemset(void *s, int c, size_t n);
Description
Sets n bytes of a block of memory to byte c.
memset sets the first n bytes of the array s to the character c.
Return Value
memset returns s.
Example
#include <string.h>
#include <stdio.h>
#include <mem.h>
int main(void)
{
char buffer[] = "Hello world\n";
printf("Buffer before memset: %s\n", buffer);
memset(buffer, '*', strlen(buffer) - 1);
printf("Buffer after memset: %s\n", buffer);
return 0;
}
Portability
POSIX | Win32 | ANSI C | ANSI C++ | |
---|---|---|---|---|
memset |
+ |
+ |
+ |
+ |
_wmemset |
+ |