[ Laravel 5.2 文档 ] 服务 -- 加密

<?phpnamespace App\Http\Controllers;use Crypt;use App\User;use Illuminate\Http\Request;use App\Http\Controllers\Controller;class UserController extends Controller{    /**     * Store a secret message for the user.     *     * @param  Request  $request     * @param  int  $id     * @return Response     */    public function storeSecret(Request $request, $id)    {        $user = User::findOrFail($id);        $user->fill([            'secret' => Crypt::encrypt($request->secret)        ])->save();    }}

use Illuminate\Contracts\Encryption\DecryptException;try {    $decrypted = Crypt::decrypt($encryptedValue);} catch (DecryptException $e) {    //}