JavaScript Module Pattern

ModulePattern.js

/*
 *  Source: http://www.jeremyjohnstone.com/blog/2007-12-27-useful-javascript-oo-pattern.html/comment-page-1#comment-88
 */
var myObj = function() {
    // private instance variables
    var foo = 33;

    // pseudo static initializer
    var staticInitializer = function() {
        // do some code here, will run only once
    }();

    // private method
    function foobar() {
        // do something
    }

    // public api
    return {
        publicMethod: function() {
            // do something
        },

        publicVariable: 42,

        publicMethod2: function() {
            // do something
        }
    }
}();