laravel livewire file update Real-Time File Validation mutile files

 https://laravel-news.com/livewire-file-upload

Real-Time File Validation

use Livewire\Component;
use Livewire\WithFileUploads;

class Show extends Component
{
    use WithFileUploads;
    
    public $files = [];
    
    
    public function updatedFiles() // 即時檢查檔案格式
    {
        $this->validate([
            'files.*' => 'image|max:1024', // 1MB Max
        ]);
    }
    
    public function store()
    {
        $filenames = collect($this->photos)->map->store('photos');
        'files' => $filenames->implode(','),

updatedFiles() is Hook into the “updated”

updatedPhoto  public $Photo
updatedPhotos public $photos = []
updatedFile   public $file
updatedFiles  public $files = []