C memset() Function
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C memset() Function
The memset() function replaces every character of a string with the symbol given by the programmer up to the specified length.
Example
C Compiler
#include <stdio.h>
#include <string.h>
int main()
{
char mail[] = "johndoe@gmail.com";
memset(mail, '*', 4);
printf("Your email id: %s", mail);
return 0;
}
Output
Your email id: ****doe@gmail.com
Syntax
void *memset(void *str, int ch, size_t n)
Parameter Values
| Value | Type | Explanation |
|---|---|---|
| str | Required | Specifies a string. |
| ch | Required | Specifies a character by which the string is to be replaced. |
| n | Required | Specifies the number of characters to be replaced. |
Return Value
| Value | Explanation |
|---|---|
| Address | Returns a pointer to the memory area str. |
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