html5拖拽 

<!DOCTYPE html>
<html>

<head>
    <meta charset="utf-8">
    <title>html5拖拽</title>
    <style>
        .droptarget {
            width: 100px;
            height: 35px;
            margin: 15px;
            padding: 10px;
            border: 1px solid #aaaaaa;
        }
    </style>
</head>

<body>
    <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 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();
            var data = event.dataTransfer.getData("Text");
            event.target.appendChild(document.getElementById(data));
            document.getElementById("demo").innerHTML = "p 元素已被拖动";
        }
    </script>
</body>

</html>

 

posted @ 2018-11-09 18:16  heroljy  阅读(133)  评论(0)  编辑  收藏  举报