js根据日期计算星期几的方法。
/**
* js根据日期计算星期几
* @param date
* @returns {string}
*/
function getWeekDay(date {
let dt = new Date(date.split("-"[0], date.split("-"[1] - 1, date = date.split("-"[2],
weekDay = ["星期天", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六"];
return weekDay[dt.getDay(];
}