画布拖放

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        div{
            width: 500px;
            height: 300px;
            background: pink;
        }
    </style>
</head>
<body>
     <div></div>
     <span class="word" draggable="true">123</span>
     <img src="1.png" style="width:100px"  ondrag="fn(event,this)">

     <script>
         var word=document.getElementsByClassName("word")[0];
         var img=document.getElementsByTagName("img")[0];
         var div=document.getElementsByTagName("div")[0];
         function fn(e,that) {
             let ev=e||window.event;
             ev.dataTransfer.setData("text",that.src);
         }
         div.ondragover=function (e) {
             let ev=e||window.event;
             ev.preventDefault();
         };
         div.ondrop=function (e) {
             let ev=e||window.event;
             let oimg=document.createElement("img");
             oimg.src=ev.dataTransfer.getData("text");
             div.appendChild(oimg);
         }
     </script>
</body>
</html>

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转载自blog.csdn.net/moonlight201868/article/details/81227036