Laravel ViewComposerServiceProvider example with several registering options

ViewComposerServiceProvider.php

<?php

namespace App\Providers;

use Illuminate\Support\Facades\View;
use Illuminate\Support\ServiceProvider;

class ViewComposerServiceProvider extends ServiceProvider
{
    /**
     * Bootstrap the application services.
     *
     * @return void
     */
    public function boot()
    {
        // Closure based composers...
        View::composer('my.view', function ($view) {
            //
        });
        
        // Single class based composers...
        View::composer(
            'my.view', 'App\ViewComposers\MyViewComposer'
        );
  
        // Single class based composer registered to multiple views
        View::composer(
          ['my.view', 'another.view'],
          'App\ViewComposers\MyViewComposer'
        );
        
        // Registering several composers at once
        View::composers(
          [
            'App\ViewComposers\MyViewComposer' => 'my.view',
            'App\ViewComposers\AnotherViewComposer' => 'another.view'
          ]
        );
    }

    /**
     * Register the application services.
     *
     * @return void
     */
    public function register()
    {
        //
    }
}