JSFiddle - React, Tailwind, and code Playground

JavaScript

Boolean.prototype.three = "foo";
var one = { two: false };
//var one = { two: { three: "yay!" } };

var $a, $b, $c;
var result = ($a = one, $b = $a ? $a.two : void 0, $b ? $b.three : void 0);

alert(result);
alert(false.three);

String.prototype.three = "bar";
one = { two: '' };
var $a, $b, $c;
var result = ($a = one, $b = $a ? $a.two : void 0, $b ? $b.three : void 0);

alert(result);
alert(''.three);

Number.prototype.three = "baz";
one = { two: 0 };
var $a, $b, $c;
var result = ($a = one, $b = $a ? $a.two : void 0, $b ? $b.three : void 0);

alert(result);
alert(0..three);