JSFiddle - React, Tailwind, and code Playground

by Neal

JavaScript

var foo = (function(){
    var bar = 0;
    return {
       getBar: function(){
           return bar;
       },
       addOne: function(){
           bar++;
       },
       addRandom: function(rand){
           bar += rand;
       }
    }
})();


var foo2 = function(){
    var bar = 0;
    this.getBar = function(){
           return bar;
       };
    this.addOne = function(){
           bar++;
       };
    this.addRandom = function(rand){
           bar += rand;
       }
};

alert(foo.getBar());
foo.addOne();
foo.addRandom(32);
alert(foo.getBar());

var foo2_obj = new foo2;
alert(foo2_obj.getBar());
foo2_obj.addOne();
foo2_obj.addRandom(32);
alert(foo2_obj.getBar());