laravel_photos_upload.php

<?php
        if ($request->hasFile('photos')) {
            $allowedFileExtension = ['jpeg', 'jpg', 'png'];
            $files = $request->file('photos');
            foreach ($files as $file) {
                $extension = $file->getClientOriginalExtension();

                $check = in_array($extension, $allowedFileExtension);

                if ($check) {

                    $filename = $file->store('public/photos');

                    $this->photos()->create([
                        'filename' => $filename
                    ]);
                }
            }
        }