function getDuration(startDate: any, endDate: any) {
  if (endDate && startDate) {
    const end = new Date(endDate).getTime();
    const start = new Date(startDate).getTime();
    const iDays = (end - start) / 1000 / 60 / 60 / 24; //把相差的毫秒数转换为天数
    const duration = iDays.toFixed(1); //把相减的天数差保留一位小数
    return duration;
  }
  return "";
}

const durationFilter = (start: any, end: any) => {
  return getDuration(start, end);
};

export default durationFilter;