<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>拖放（Drag 和 Drop）测试</title>
<style type="text/css">
#div1, #div2 {float:left; width:240px; height:100px; margin:5px; padding:5px; border:1px solid #000000;}
</style>
</head>
<body>
<h2>拖放（Drag 和 Drop）测试</h2>
<div id="div1" ondrop="drop(event)" ondragover="allowDrop(event)">
<img src="http://chanpinxue.cn/wp-content/uploads/2018/10/logo-2.png" draggable="true" ondragstart="drag(event)" id="drag1" width="240" height="100"></div>
<div id="div2" ondrop="drop(event)" ondragover="allowDrop(event)"></div>
<script type="text/javascript">
function allowDrop(ev)
{
ev.preventDefault();
}
function drag(ev)
{
ev.dataTransfer.setData("Text",ev.target.id);
}
function drop(ev)
{
ev.preventDefault();
var data=ev.dataTransfer.getData("Text");
ev.target.appendChild(document.getElementById(data));
}
</script>
</body>
</html>
