Javascrip Modular Mode notation

Module mode closures self-contained modules var Testmodule = (function () {var counter = 0;                    return {incrementcounter:function () {return ++counter;            }, Resetcounter:function () {Console.log ("counter value prior to reset:" + counter);        Counter = 0; }    };}) (); Testmodule.incrementcounter (); Testmodule.incrementcounter (); Testmodule.resetcounter ();//contains namespaces,    Module mode var MyNamespace = (function () {var myprivatevar = 0) for shared and private variables;    var myprivatemehod = function (foo) {console.log (foo);    };            return {mypublicvar: "foo", Mypublicfunction:function (bar) {myprivatevar++;         Myprivatemehod (bar); }}) (); Mynamespace.mypublicfunction (' Hello world! ');    /using modular thinking to realize the shopping cart var Basketmodule = (function () {///private var basket = [];    function Dosomethingprivate () {console.log ("dosomethingprivate run");   } function Dosomethingelseprivate () {console.log ("dosomethingelseprivate run"); }//Returns the shared object of the exposure return {additem:function (values) {Basket.push (values);        }, Getitemcount:function () {return basket.length;            }, Dosomething:dosomethingprivate, Gettotal:function () {var itemCount = This.getitemcount ();            Total = 0;            while (itemcount--) {total+= basket[itemcount].price;        } return total; },}) (); Basketmodule.additem ({item: "Bread", price:0.5}); Basketmodule.additem ({item: "DSS", price:0.5} ); Console.log (Basketmodule.getitemcount ()); Console.log (Basketmodule.gettotal ());

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Javascrip Modular Mode notation