function days(year,month){
var dayCount;
now = new Date(year,month, 0);
dayCount = now.getDate();
return dayCount;
}
alert(days(2014,7)
function days(year,month){
var dayCount;
now = new Date(year,month, 0);
dayCount = now.getDate();
return dayCount;
}
alert(days(2014,7)
本文标题:js获取某个月的天数
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