how to use hash severt laravel code example

Example 1: laravel hash password check

$data = User::find($id);
if( ! Hash::check( $data->password , Input::get('currPassword') ) )
{
    return Redirect::to('/admin/profile')
        ->with('message', 'Current Password Error !')
        ->withInput();
}

Example 2: laravel hash namespace

use Illuminate\Support\Facades\Hash;