JavaScript Quiz #3

Understanding JavaScript by example is useful for absorbing the different concepts of the language quickly. In this post, I will illustrate a quick JavaScript Quiz to understand how JavaScript (+) operator works. Assume that we have the following JavaScript code:

var object1 = {
    someVar: 2,
    someName: "object1",
    valueOf: function () {	
        return this.someVar;
    toString: function () {	
        return this.someName;

var result = "I equal " + object1;

alert(result); //What is the output of the alert?

What is the output of the alert?

Read the complete answer