完成图片拖拽

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于 2019-04-02 09:19:29 发布

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分类专栏： Html

本文链接：https://blog.youkuaiyun.com/weixin_43560272/article/details/88963104

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<html>
<head>
    <meta charset="UTF-8">
    <title>拖拽</title>

    <style type="text/css">
        #box1{
            width: 100px;
            height: 100px;
            background-color: yellow;
			position:absolute;
        }
		
		#box2{
		    width: 100px;
		    height: 100px;
		    background-color: red;
			position:absolute;
			left: 200px;
			top: 200px;
		}
		
		
    </style>
	
	
    <script type="text/javascript">
        window.onload =function(){
			var box1=document.getElementById("box1");
			
			box1.onmousedown =function(){
				document.onmousemove=function(event){
					event =event||window.event;
					
					
					var left=event.clientX;
					var top=event.clientY;
					
					box1.style.left=left+"px";
					box1.style.top=top+"px";
					
					document.onmouseup = function(){
						document.onmousemove=null;
					};
				};
			};
		};
		
		
		
    </script>
</head>
<body>
   
    <div id="box1"></div>
	<div id="box2"></div>
</body>
</html>