tryjsref_date_weekday_utc 在线代码实例

实例代码( Tip: 登录后体验更佳 )
运行代码

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>W3Cschool教程(w3cschool.cn)</title>
</head>
<body>
<p id="demo">单击按钮显示给定时间中一周的某天（UTC）。</p>
<button onclick="myFunction()">点我</button>
<script>
function myFunction(){
    var d=new Date();
    var weekday=new Array(7);
    weekday[0]="周日";
    weekday[1]="周一";
    weekday[2]="周二";
    weekday[3]="周三";
    weekday[4]="周四";
    weekday[5]="周五";
    weekday[6]="周六";
    var x = document.getElementById("demo");
    x.innerHTML=weekday[d.getUTCDay()];
}
</script>
<p><strong>注意:</strong> 0=周日, 1=周一, 类推。</p>
</body>
</html>
 
 
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运行结果
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