the rewind() function resets the file position indicator to the beginning of the file it takes the file pointer as its arguments.

rewind() function syntax
rewind(fp);

This program opens a file in write/read mode and takes strings as input using fgets(). The Program rewinds the file and then displays the same strings using fputs().

Rewind() Funtion Program

#include<stdio.h>
 main()
 { file *fp; char str[30];
 if((fp=fopen ("jak", "w+") ) == NULL )
 { printf("Cannot open file nn");
 } clrscr();
 do{ printf("enter a string");
 gets(str);
 if (*str != 'n') { strcat (str, "n");
 fputs(str, fp);
 } } while (*str != 'n');
 printf("nn diplaying content of file jaknn");
 rewind (fp); 
while(!feop(fp)) { fgets (str,81,fp);
 printf("n%s", str);
 } fclose(fp);
}
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