Programming and Data Structures by Pearson

Files 449

while dfeofifp))

{

c=fgetc(fp);

printf ("% c",c);

I

printf ("\bAfter rewindO

rewind(fp);

while (!feof(fp))

{

c=fgetc(fp);

printf <"%c"rc);

I

OUTPUT;

Pointer is at 12

Before rewindO: LEAD THE WORLD

After rewindO : TECHNOCRATS LEAD THE WORLD

Explanation In the above program f seek ( ) function sets the pointer position on 12 character. The

first while loop reads and prints the file from the current position up to the end in which first 12

characters of file are not displayed. Before starting of second while loop the rewind () function sets

the pointer position at the beginning of file i.e. on 1 character. The while loop reads all the chara