module pattern example

gistfile1.txt

YAHOO.myProject.myModule = function () {

	//"private" variables:
	var myPrivateVar = "I can be accessed only from within YAHOO.myProject.myModule.";

	//"private" method:
	var myPrivateMethod = function () {
		YAHOO.log("I can be accessed only from within YAHOO.myProject.myModule");
	}

	return  {
		myPublicProperty: "I'm accessible as YAHOO.myProject.myModule.myPublicProperty.",
		myPublicMethod: function () {
			YAHOO.log("I'm accessible as YAHOO.myProject.myModule.myPublicMethod.");

			//Within myProject, I can access "private" vars and methods:
			YAHOO.log(myPrivateVar);
			YAHOO.log(myPrivateMethod());

			//The native scope of myPublicMethod is myProject; we can
			//access public members using "this":
			YAHOO.log(this.myPublicProperty);
		}
	};

}(); // the parens here cause the anonymous function to execute and return