<!DOCTYPE HTML>
<html ng-app="elementExample">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<script src="angular.min.js"></script>
</head>
<body>
<div id="test">博弈网络科技</div>
<div>
angular.extend
<input type="button" onclick="button1()" value="比较值"></input>
</div>
<br>
<script>
function button1(){
var obj1 = {name:"tom", password:"123456",person:{isPerson:"y",object:{name:"obj"}}};
var dst = angular.extend({sex:"female"},obj1);
alert("dst:"+JSON.stringify(dst));
alert("obj1:"+JSON.stringify(obj1));
}
</script>
</body>
</html>
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原文：http://boyitech.iteye.com/blog/2166293