javascript drag effect for JS beginners to learn reference_javascript skills

However, event capture and release are not used here, haha~

<meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <title>JS_Pull Effect_Script Home</title> <style type="text/css"> div{position:absolute;width:200px;height:100px;background:#FFFADC;border:1px solid #CC6600;} </style> <div id="idid"></div>
[Ctrl A select all Note: If you need to introduce external Js, you need to refresh to execute

]