Pindar

var foo = {
    t: {
        s: function () {
            console.log("bar");
        }
    }
},
bar = foo && foo.t && foo.t.s;

if (bar) {

Pindar

KT.namespace("algo");

KT.algo.romanNumberals = (function () {
	"use strict";
	
	function getKeyValueObject(number, romanNumber) {
		return {
			"part": number,
			"romanNumber": romanNumber
		};

Pindar

function reverse(string) { 
    return (typeof string !== "string") ? "" : string.split('').reverse().join(''); 
}

Pindar

KT.namespace("algo");

KT.algo.fizzBuzz = {
	getValue: function (input) {
		return ((input % 3 && !(input + '').match(/3/i)) ? (input % 5 && !(input + '').match(/5/i)) ? input : "" : "fizz") + 
			((input % 5 && !(input + '').match(/5/i)) ? "" : "Buzz");
	}
};

Pindar

KT.namespace("fun");

KT.fun.tree = (function () {
	"use strict";
	
	return function (height) {
		var row = 1;
		return (isNaN(height) || height <= 0) ? '' : new Array(height).join('.').split('.').map(function () {
			return new Array(height - row + 1).join(" ") + new Array(row++ * 2).join("*");
		}).join('\n');