public function viewAjax() { $orm = Kecamatan::with("kabkota")->get(); $dt = Datatable::collection($orm)->showColumns('id', 'nama')->addColumn('kabkota', function ($model) { return $model->kabkota->nama; })->addColumn('provinsi', function ($model) { return $model->kabkota->provinsi->nama; })->addColumn('aksi', function ($model) { return $this->buttonAksi($model->id); })->make(); return $dt; }