如何在JS中判断系统当前时间是否在一周的周五下午4点到周日的晚上12点时间段内，JS怎么写，请各位指教

Question

周一到周日算一周

Answer 1

var date = new Date();
var day = date.getDay();
var hours = date.getHours();
if((day == 5 && hours >= 16) || day == 6 || day == 0){
alert('OK')
}

Answer 2

var d = new Date();
//获取星期
var z = d.getDay();
if (z == 5 || z == 6 || z == 0) {
//获取小时
var h = d.getHours();
if (h >= 16 && h <= 23) {
//do someing
}
}