App下載
實(shí)例代碼( Tip: 登錄后體驗(yàn)更佳 )
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>W3Cschool在线教程(w3cschool.cn)</title>
<style>
.droptarget {
    float: left; 
    width: 100px; 
    height: 35px;
    margin: 15px;
    padding: 10px;
    border: 1px solid #aaaaaa;
}
</style>
</head>
<body>
<p>在两个矩形框中来回拖动 p 元素:</p>
<div class="droptarget" ondrop="drop(event)" ondragover="allowDrop(event)">
    <p ondragstart="dragStart(event)" ondrag="dragging(event)" draggable="true" id="dragtarget">拖动我!</p>
</div>
<div class="droptarget" ondrop="drop(event)" ondragover="allowDrop(event)"></div>
<p style="clear:both;"><strong>注意：</strong>Internet Explorer 8 及更早 IE 版本或 Safari 5.1 及更早版本的浏览器不支持 drag 事件。</p>
<p id="demo"></p>
<script>
function dragStart(event) {
    event.dataTransfer.setData("Text", event.target.id);
}
function dragging(event) {
    document.getElementById("demo").innerHTML = " p 元素正在拖动";
}
function allowDrop(event) {
    event.preventDefault();
}
function drop(event) {
    event.preventDefault();
 
 
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運(yùn)行結(jié)果