闭包的各种写法

var object = (function(){
var datas = {};
return {
func1: function(){},
func2: function(){}
}
})();
var gameObj = {
initialize:function(options){},
update:function(){},
draw:function(){}
}
var MODULE = (function () {
var my = {},privateVariable = 1;
function privateMethod() {
// ...
}
my.moduleProperty = 1;
my.moduleMethod = function () {
// ...
};
return my;}());