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Sunday, 11 March 2012

memcpy

Header file:
     string.h 

Synopsis:
     void *memcpy(char *dest, char *source, size)

Description:
     Copies the contents of the source to the destination.

Return Value:
     Returns 0,on success

Sample Program:

   #include <stdio.h>
   int main() {
      char *ptr1, *ptr2;
      ptr1 = (char *)malloc(10);
      ptr2 = (char *)malloc(10);
      strcpy(ptr1, "jayaprakas");
      memcpy(ptr2, ptr1, 10);
      printf("%s", ptr2);
      return 0;
   }


   Output:
   jayaprakas

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