<!DOCTYPE html>
<html><head><title></title>
<script type="text/javascript">
function Foo(){
this.a = 0;
this.b = 0;
this.c= 0;
//......
this.setVal=function(name,val){
this.name=val;
};
}
var buy = new Foo();
buy.setVal("a",1);
alert(buy.a);
</script>
</head>
<body>
</body>
</html>怎样才能修改buy.a的值？ 最佳答案
