chapter7/types.html

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <title>Types</title>
  <script>

function lieDetectorTest() {
	var lies = 0;

	var stolenDiamond = { };
	if (stolenDiamond) {
    	console.log("You stole the diamond");
		lies++;
	}

	var car = {
    	keysInPocket: null
	};
	if (car.keysInPocket) {
    	console.log("Uh oh, guess you stole the car!");
		lies++;
	}
	if (car.emptyGasTank) {
    	console.log("You drove the car after you stole it!");
		lies++;
	}

	var foundYouAtTheCrimeScene = [ ];
	if (foundYouAtTheCrimeScene) {
    	console.log("A sure sign of guilt");
		lies++;
	}
	if (foundYouAtTheCrimeScene[0]) {
    	console.log("Caught with a stolen item!");
		lies++;
	}

	var yourName = " ";
	if (yourName) {
    	console.log("Guess you lied about your name");
		lies++;
	}
	return lies;
}
var numberOfLies = lieDetectorTest();
console.log("You told " + numberOfLies + " lies!");
if (numberOfLies >= 3) {
	console.log("Guilty as charged");
}

  </script>
</head>
<body>
</body>
</html>