JSON.stringify takes Parameters

JSON.stringify

var o = {
	a: 1,
	b: 2,
	c: 3,
	d: {
		a: 5,
		b: 6
	}
};

console.log("1 Parameter: Render a JSON string");
console.log(JSON.stringify(o));

console.log("2 Parameters: Render a JSON string for the given set of keys");
console.log(JSON.stringify(o, ["a", "b"]));

console.log("3 Parameters: Render a JSON string for the given set of keys, with the given indentation");
console.log(JSON.stringify(o, ["a", "b"], 4));   // === JSON.stringify(o, ["a", "b"], "    ");

// DEBUG THE PLANET!