HTML拖放元素

实现来回拖放图片
<!DOCTYPE HTML>

<html>

    <title>来回拖放元素</title>

    <meta charset="utf-8">

<head>

<style type="text/css">

#div1 {width:198px; height:200px;padding:10px;border:1px solid #aaaaaa;}

#div2 {width:198px; height:200px;padding:10px;border:1px solid #aaaaaa;}

img:hover{cursor: pointer;}

</style>

<script type="text/javascript">

function allowDrop(ev)

{

ev.preventDefault();

}

function drag(ev)

{

ev.dataTransfer.setData("img",ev.target.id);

}

function drop(ev)

{

ev.preventDefault();

var data=ev.dataTransfer.getData("img");

ev.target.appendChild(document.getElementById(data));

}

</script>

</head>

<body>

<p>请把 W3School 的图片拖放到矩形中：</p>

<div id="div1" ondrop="drop(event)" ondragover="allowDrop(event)"></div>

<br />

<div id="div2" ondrop="drop(event)" ondragover="allowDrop(event)">

    <img id="drag1" src="1.jpg" draggable="true" ondragstart="drag(event)" />

</div>

</body>

</html>
巴特西

HTML拖放元素

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