text: 
  // Test of the while statement
  
  var j = 0;
  while (j < 4) {
      j += 1;
      print (j);
  };
  
  while (false) {
      print("this should never run");
  };
  
  // testing break statment
  var szOut = "*";
  j = 0;
  while (j < 50) {
      szOut = (szOut + " " + j);
      if (j  == 20) { break; };
      j += 1;
  };
  print (szOut);
  
  var szOut = "*";
  var x = 0;
  var y;
  while (x < 10) {
      y = 0;
      while (y < 50) {
          szOut = (szOut + " " + y);
          if (y  == 20) { break; };
          y += 1;
      };
      szOut = (szOut + "\n");
      x += 1;
      
      if (x == 6) { break; };
  };
  print (szOut);
  
  var k = 19;
  print("");
  
  j = 1;
  while ( j < 4 && k == 19) {
      j += 1;
      print (j);    
  };
  