Home > Web Front-end > JS Tutorial > Use js to display the current system time

Use js to display the current system time

一个新手
Release: 2017-09-11 10:11:57
Original
1559 people have browsed it

Rendering:

<img src="https://img.php.cn/upload/article/000/023/547/7791f6c3ce06e2e31c49919fd4266443-0.jpg" alt=""><br>

<!--代码展示-->
<html>
<head>
<metahttp-equiv="Content-Type"content="text/html; charset=gb2312"/>
<title>无标题文档</title>
<scripttype="text/javascript">
 
//定义函数:构建要显示的时间日期字符串
function showTime()
{
 //创建Date对象
 var today = new Date();
 //分别取出年、月、日、时、分、秒
 var year = today.getFullYear();
 var month = today.getMonth()+1;
 var day = today.getDate();
 var hours = today.getHours();
 var minutes = today.getMinutes();
 var seconds = today.getSeconds();
 //如果是单个数,则前面补0
 month  = month<10 ? "0"+month : month;
 day = day <10  ? "0"+day : day;
 hours = hours<10  ? "0"+hours : hours;
 minutes= minutes<10 ? "0"+minutes : minutes;
 seconds= seconds<10 ? "0"+seconds : seconds;
   //构建要输出的字符串
 varstr = year+"年"+month+"月"+day+"日 "+hours+":"+minutes+":"+seconds;
   //获取id=result的对象
 varobj = document.getElementById("result");
 //将str的内容写入到id=result的<p>中去
 obj.innerHTML = str;
 //延时器
 window.setTimeout("showTime()",1000);
}
</script>
<styletype="text/css">
#result{
 width:500px;
 border:1px solid #CCCCCC;
 background:#FFFFCC;
 margin:50px auto;
 font-size:24px;
 color:#FF0000;
 padding:20px;
}
</style>
</head>
 <bodyonload="showTime()">
<pid="result"></p>
</body>
</html>
Copy after login

The above is the detailed content of Use js to display the current system time. For more information, please follow other related articles on the PHP Chinese website!

Related labels:
source:php.cn
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Popular Tutorials
More>
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template