Oct 4, 2011

C program to illustrate as to how the data stored on the disk is read.

C Program to illustrate as to how the data stored on the disk is read. In this program we use the C File i/o operations to read the file from disk. fopen function open the files for reading, and fclose() closes the file. Read more about C Programming Language .


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

void main()
{
 FILE *fptr;
 char filename[15];
 char ch;

 printf("Enter the filename to be opened\n");
 gets(filename);

 fptr = fopen (filename, "r");  /*open for reading*/

 if (fptr == NULL)
 {
  printf("Cannot open file\n");
  exit(0);
 }

 ch = fgetc(fptr);

 while (ch != EOF)
 {
  printf ("%c", ch);
  ch = fgetc(fptr);
 }

 fclose(fptr);
}        /* End of main () */
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