获取过去7天内的日期

/**获取过去7天内的日期 */
function getDateArr() {
  let today = new Date();
  let date = new Date(today);
  date.setHours(0, 0, 0)
  let dateArr = [];
  date.setDate(today.getDate() - 6);
  for (let i = 1; i <= 7; i++) {
    date.setDate(date.getDate() + 1)
    dateArr.push(date.toISOString().split('T')[0])
  }
  return dateArr
}