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<?php class Kitchen { private $yummy = 'cake'; } $kitchen = new Kitchen(); (Closure::bind(function (Kitchen $kitchen) { $kitchen->yummy = 'pasta'; return $kitchen; }, null))($kitchen); var_dump($kitchen);
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught Error: Cannot access private property Kitchen::$yummy in /in/UbhqU:12 Stack trace: #0 /in/UbhqU(15): {closure}(Object(Kitchen)) #1 {main} thrown in /in/UbhqU on line 12
Process exited with code 255.

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