Laravel Middleware无法正常运行角色中间件

I have a role middleware. when i pass to role from my controller as a string it's work properly but when pass as an array it's not working. This way middleware work properly. $this->middleware('HasRole:User|Admin|Author')->except(['userEdit','roleEdit','permissionEdit','userUpdate']);

But when I change like this, it's not working.

$this->middleware('HasRole:User,Admin,Author')->except(['userEdit','roleEdit','permissionEdit','userUpdate']);

Here, is my middleware.

public function handle($request, Closure $next, ...$role)
{

    $roles=is_array($role)? $role: explode('|', $role);
    //dd($roles);

    if($request->user()===null)
    {
        return response('Insufficient Access',401);
    }

    if($request->user()->hasAnyRole($roles) || !$roles)
    {
         return $next($request);
    }
      return response('Insufficient Permission',401);
    //return $next($request);
}

controller

public function __construct()
{
    $this->middleware('HasRole:User,Admin,Author')->except(['userEdit','roleEdit','permissionEdit','userUpdate']);
}

your middleware

read here http://php.net/manual/en/functions.arguments.php#functions.variable-arg-list about the ...$

public function handle($request, Closure $next, ...$roles)
{
    // $roles is array('User', 'Admin', 'Author')
    // 0 => 'User',
    // 1 => 'Admin',
    // 2 => 'Author'

    if($request->user()===null)
    {
        return response('Insufficient Access',401);
    }

    if($request->user()->hasAnyRole($roles) || !$roles)
    {
         return $next($request);
    }
      return response('Insufficient Permission',401);
    //return $next($request);
}