js拖拽

最新推荐文章于 2024-12-16 07:53:36 发布

原创最新推荐文章于 2024-12-16 07:53:36 发布 · 312 阅读

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<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>菜鸟教程(runoob.com)</title>
<style>
.droptarget {
float: left;
width: 100px;
height: 35px;
margin: 15px;
padding: 10px;
border: 1px solid #aaaaaa;
}
</style>
</head>
<body>

<div class="droptarget">
<p draggable="true" id="dragtarget">拖动我!</p>
</div>
<div class="droptarget"></div>
<script>
/* 拖动时触发 */
document.addEventListener("dragstart", function(event) {
event.dataTransfer.setData("Text1", event.target.id);
});
/* 拖动完成时触发*/
document.addEventListener("dragover", function(event) {
event.preventDefault();
});

let box = document.getElementsByClassName("droptarget");
for(let i = 0; i < box.length; i++){
   box[i].addEventListener("drop", function(event) {
       event.preventDefault();
       var data = event.dataTransfer.getData("Text1");
       event.target.appendChild(document.getElementById(data));
   });
}
</script>

</body>
</html>

http://www.runoob.com/try/try.php?filename=tryjsref_ondrop_dom