public function revokeRole($role, $user_id)
    {
        $user = \App\User::findorfail($user_id);

        $user->removeRole(str_slug($role, ' '));

        return redirect('scaffold-users/edit/'.$user_id);
    }
public function revokeRole($role, $user_id)
    {
        $user = \App\User::findorfail($user_id);

        $user->removeRole(str_slug($role, ' '));

        return redirect('scaffold-users/edit/'.$user_id);
    }
public function revokeRole ( $ role , $ user_id ) { $ user = \ App \ User :: findorfail ( $ user_id ) ; $ user -> removeRole ( str_slug ( $ role , ' ' ) ) ; return redirect ( 'scaffold-users/edit/' . $ user_id ) ; }
revoke Role to a a user.

@param \Illuminate\Http\Request

@return \Illuminate\Http\Response
revoke Role to a a user .