Language Ccpp Cref Examples Goto.c

/ ************************************************************************
 *
 * Purpose: To perform a division checking for divide by zero.
 *	    This program demonstrates the goto statement.
 *
 * Author:  M.J. Leslie
 * Date:    11-Feb-95
 *
 ************************************************************************/

#include <stdlib.h>

main()
{
  char data[100];
  double num1, num2;

  printf(" Please enter a number ==> " );
  gets(data);
  num1 = atof(data);

  printf(" Please enter a number ==> " );
  gets(data);
  num2 = atof(data);

					/* Stop a divide by zero with
					 * the goto statement.		*/
  if ( num2 == 0.0 ) goto end_prog;

  printf(" %4.2f divided by %4.2f is %4.2f\n", num1, num2, num1/num2);

  end_prog:
  printf(" Program ended\n");
 
}

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