Information hiding in JavaScript, private instance variables and methods

Information-Hiding-Javascript.js

function superClass() {
    var self = this; // used when you want to reference an instance of this object from private methods
    this.PublicIVar = "asdafd";
    var privateIVar = "encapsulated";

    function PrivateFunction() {
        
    }   

    this.PublicFunction = function () {
        
    };
}

var instance = new superClass();
instance.PublicFunction();