执行以下代码,其实现的效果为()
<div> <input type="button" id ="button1" value="1" onclick="moveBtn(this);"> <input type="button" id ="button2" value="2" /> </div> <script type="text/javascript"> function moveBtn(obj) { var clone = obj.cloneNode(true); var parent = obj.parentNode; parent.appendChild(clone); parent.removeChild(obj); } </script>