public function __construct($kelas_id, $tahunajaran, $jadwalMPType, $hari)
{
$this->slotmatapelajaran = self::getSlotJamMatapelajaran();
$this->arrayVonKelastingkatan = Kelas::getAktiveKlasse();
$this->anzahlSchultag = self::getAnzahlSchultag();
$this->kelas_id = $kelas_id;
$this->tahunajaran = $tahunajaran;
$this->matapelajaran = array();
$this->jadwalMPType = $jadwalMPType;
$this->hari = $hari;
//pr( $this->arrayVonKelastingkatan);
}
