Memory compare : Memory Compare « Memory « C / ANSI-C

1. C / ANSI-C
2. Memory
3. Memory Compare

Memory compare

#include <stdio.h>
#include <string.h>
#include <stdlib.h>

int main(int argc, char *argv[])
{
  int outcome, len, l1, l2;

  if(argc!=3) {
    printf("Incorrect number of arguments.");
    exit(1);
  }

  /* find the length of shortest string */
  l1 = strlen(argv[1]);
  l2 = strlen(argv[2]);
  len = l1 < l2 ? l1:l2;

  outcome = memcmp(argv[1], argv[2], len);
  if(!outcome) printf("Equal");
  else if(outcome<0) printf("First less than second.");
  else printf("First greater than second.");

  return 0;
}

           
       

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