text: /**
   * @desc 获取指定日期月份的总天数
   * @param {Date} time
   * @return {Number}
   */
  function monthDays(time) {
      time = new Date(time);
      var year = time.getFullYear();
      var month = time.getMonth() + 1;
      return new Date(year, month, 0).getDate();
  }
  module.exports = monthDays;
  