void memset(void*dest, int c, size_t count );

   void memset(void*dest,    int c,    size_t count  );

Parameters

dest

Pointer to destination.

c

Character to set.

count

Number of characters.

Remarks

Sets the first count characters of dest to the character c.

Required hearder file
<string.h>

Examples
Output
Before: This is a test of the memset function