js匿名函数封装

(function(root,factory){ ???typeof exports === ‘object‘ && typeof module !== ‘undefined‘ ? module.exports = factory() : ???typeof define === ‘function‘ && define.amd ? define(factory) : ???(root.Demo = factory());})(this,function(){ ???function Demo(option){ ???????this._init(option) ???} ???Demo.prototype = { ???????constructors: Demo, ???????_init:function(option){ ???????????this.name = option.name; ???????????this.age = option.age; ???????} ???} ???return Demo;});