JS判断星期几

//处理方式1

var s = '2011-11-17';

alert( "今天星期 "+"天一二三四五六 ".charAt(new Date(s).getDay()));

alert("星期 " + new Date(s).getDay());


//处理方式2
var   s   =  '2011-11-17'; 
//alert(new Date());
//alert( "今天星期 "+"天一二三四五六 ".charAt(new  Date(s).getDay())); 
//alert(new Date().getDay());
var b = new Date(Date.parse(s.replace(/\-/g,"/")));
alert(b.getDay());

//处理方式3

var weekDay = ["星期天", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六"];
        var dateStr = "2008-08-08";
        var myDate = new Date(Date.parse(dateStr.replace(/-/g, "/")));
        alert(weekDay[myDate.getDay()]);
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作者:tmaic 
来源:CSDN 
原文:https://blog.csdn.net/tmaic/article/details/6982722 
版权声明:本文为博主原创文章,转载请附上博文链接!

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转载自blog.csdn.net/qt_lls/article/details/88117988