当前星期几

/**当前星期几
 * @params 无
 * @returns String
 */
export function getWeekDate() {
  var now = new Date();
  var day = now.getDay();
  var weeks = new Array("周日", "周一", "周二", "周三", "周四", "周五", "周六");
  var week = weeks[day];
  return week;
}