Javascript template / Basic module pattern

app.js

/**
 * Global module
 * @source https://addyosmani.com/resources/essentialjsdesignpatterns/book/
 */
var App = (function () {
 
  // Module object
  var module = {},
    privateVariable = "Hello World";
 
  function privateMethod() {
    // ...
  }
 
  module.publicProperty = "Foobar";
  module.publicMethod = function () {
    console.log( privateVariable );
  };
 
  return module;
 
})();