fast-excel | 🦉 Fast Excel import/export for Laravel | CSV Processing library

public function exportTest() {

        $reviews = DB::table('test_db')->orderBy('name')->get();

        $file_name = 'Review - '.date('Y_m_d').'.xlsx';

        return (new FastExcel($reviews))->download($file_name,function($reviews) {

            foreach ($reviews as $review) {
                # code...
                if(!empty($review->multiple_units)) {

                    $unit_ids = json_decode($review->multiple_units, true);

                    foreach($unit_ids as $uk => $uv){
                        return [
                            'Name' => $review->name,
                            'Units' => $uv
                        ];
                    }

                }
            }

        });
    }