Program Of FTELL In C

#include <stdio.h>

#include<conio.h>

main ()

{

  FILE * pFile;

  long size;

  pFile = fopen ("z123Exam.txt","w");

  fseek (pFile, 100, SEEK_END);

  size=ftell (pFile);

   fclose (pFile);

   printf ("Size of myfile.txt: %ld bytes.\n",size);

  getch();

}