<script type="text/javascript"> // 方法3 原型继承 var Obj3 = new Function(); Obj3.prototype = { v1: "", get_v1: function() { return this.v1; }, set_v1: function(v) { this.v1 = v; } }; var obj3 = new Obj(); obj3.set_v1('hello3'); alert(obj3.get_v1());</script>
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