MIF_E31230596_SimpaudKartoharjo/app/Models/Kelas.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

class Kelas extends Model
{
    protected $table = 'kelas';
    protected $fillable = ['nama_kelas','umur_group'];

    public function siswa()
    {
        return $this->hasMany(Siswa::class);
    }
}