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摘要： 1 简单工厂模式var CarFactory = function(){};CarFactory.prototype= { createCar: function(type){ varcar= null; switch(type){ case 'ford': car= new Ford();break; case 'jetta': car= new Jetta();break; default: car= new Lancer(); } }}var CarShop = new function(){}CarShop.prototype = { sellCar: 阅读全文