code: function toDateTime() {
          return $this->date . " " . str_pad($this->hours, 2, '0', STR_PAD_LEFT) . ":" . str_pad($this->minutes, 2, '0', STR_PAD_LEFT);
      }
docs: Date and time representation of this wrapper.
  
  @return \em string
  A date time version of the schedule.