js根据日期获取星期
js中提供了getDay()这样的一个函数,返回值为 0-6 代表星期日、星期一、、、星期六
用法:
var week=new Date().getDay();
if(week==0){
week="星期日";
}
else if(week==1){
week="星期一";
}
else if (week == 2) {
week = "星期二";
}
else if (week == 3) {
week = "星期三";
}
else if (week == 4) {
week = "星期四";
}
else if (week == 5) {
week = "星期五";
}
else if (week == 6) {
week = "星期六";
}
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