summaryrefslogtreecommitdiff
path: root/reference/C/EXAMPLES/getchar.c
blob: 54d14483c2a61c3b9ba237578d1fbe1224f1f722 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
/************************************************************************
 *
 * Purpose: Program to demonstrate the 'getchar' function.
 * 	    The prog will read data entered via the keyboard. And return
 * 	    the number of characters entered. 
 * Author:  M. J. Leslie
 * Date:    08-May-94
 *
 ************************************************************************/

#include <stdio.h>

#define RETURN '\n'			/* \n == return in UNIX
					   \r == return in DOS		*/

main()
{
  int count=0;
  puts("Please enter some text.");
					/* Count the letters in the 'stdin'
					   buffer.			*/
  while ( getchar() != RETURN) count++;

  printf("You entered %d characters\n", count);
}