"php artisan list" has very few commands code example

Example 1: laravel create command tutorial

// Optional argument...
email:send {user?}

// Optional argument with default value...
email:send {user=foo}

Example 2: laravel create command tutorial

/**
 * The name and signature of the console command.
 *
 * @var string
 */
protected $signature = 'email:send {user} {--queue}';