/* SWITCH

  switch(expr) {
  case constant: statements; break;
  ....
  default: stratements;
  }

  Expression:  must be int, short, char, byte
  Constants:   must be *compile-time* constants. So, no variables! (which are
               set at run-time)
*/

public class TestSwitch {

    public static void main(String[] args) {
	
	for (int i=0;i<=4;i++) {
	    switch (i) {
	    case 0:
		System.out.println("0!");
		break;
	    case 1:
		System.out.println("1!");
		break;
	    case 2:
		System.out.println("2 is bad!");
	    case 3:
		System.out.println("3! This is what happens "+
				   "with no break!");
		break;
	    default:
		System.out.println("int not known!");
	    }
	}
    }
}

/* Output:
   0!
   1!
   2 is bad!
   3! This is what happens with no break!
   3! This is what happens with no break!
   int not known!
*/