python : HTML+CSS (定时器轮寻)

  • Z时代
  • 2024-01-10
  • 分类：综合

python

定时器轮寻

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div id="a"> 北京欢迎您，为你开天辟地</div>
<script>
    function func() {
//z 根据Id获取标签的内容
        var tag = document.getElementById(\'a\');
        var content = tag.innerText;
        //获得标签内部的内容
        var f = content.charAt(0);
        var l = content.substring(1, content.length);
        var new_content = l+f;
        tag.innerText = new_content;
    }
    //设置定时器
    setInterval(\'func()\', 500);
</script>
</body>
</html>

定时器轮寻

弹出框

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
        "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
     <meta charset="UTF-8">
    <!--定义一下我是什么语言-->
    <title>Title</title>
</head>
<body>
<input  type="text"/>
<input id="user" type="button" value="点我" onclick="dianji()"/>
<script >
    function dianji() {
      var i=document.getElementById(\'user\')
        alert(i.value)
    }
</script>
</body>
</html>

弹出框

跑马灯

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
        "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
    <title>Title</title>
</head>
<body>
<h1 id =\'res\'>有没有那么一首歌，会让我突然想起你</h1>
<script>
    function f1() {
        var i=document.getElementById(\'res\');
        var content=i.innerText;
        var f=content.charAt(0);
        var d=content.substring(1,content.length);
       var  new_content=d+f;
        i.innerText=new_content;
    }
    setInterval(\'f1()\',500)
</script>
</body>
</html>

跑马灯

 

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