C/Console/Console Output

Check how many char have been outputed from printf

<source lang="cpp">

1. include <stdio.h>

int main(void) {

 int i;
 printf("%d %f\n%n", 100, 123.23, &i);
 printf("%d characters output so far", i);
 return 0;

}

      </source>

Flush a stream: how to use fflush

<source lang="cpp">

1. include <stdio.h>

int main() {

  char string[80];

  printf( "Enter a string: " );
  scanf( "%s", string );
  printf( "The string you entered is : %s\n", string );
  fflush ( stdin );

  return 0;

}

      </source>