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hjzheng/js_prototype_extend.js

Created July 5, 2014 13:50
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JavaScript继承(原型继承)
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js_prototype_extend.js
//JavaScript 原型继承
function extend(obj){
var F = function(){};
F.prototype = obj;
return new F();
}
var obj = {
name: "xxxx"
};
var sub = extend(obj);
console.log(sub.name);
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