通过Js 控制html 某个元素 显示或者隐藏(由此可做悬浮窗非常好用)
2022-05-27
直接给代码即可,也不用截图啦哈哈哈
<DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>Test</title> <script type="text/javascript"> function view(id) { var a = document.getElementById(id).style.display; if(a == "block") { document.getElementById(id).style.display="none"; } else { document.getElementById(id).style.display="block"; } } </script> <style> .container img { width:50%; margin-left:25%; margin-right:25%; ///display:none; } .container input { margin-left:45%; margin-right:45%; width:10%; border-radius:15px; font-size:30px; color:#00FFFF; background:#DC143C; line-height:45px; } </style> </head> <body> <div class = "container"> <input type="submit" name="submit" value="显示/隐藏" onclick="view('ret')" > <img class="toppic" id="ret" src="http://www.anyuer.club/zb_users/upload/2019/05/201905311559314412410009.jpg" ><img> </div> </body> </html>
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