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<?php /* Declaring your struct/shape */ $person = new class() { public $age = 15, $height = 72, $weight = 200; }; var_dump($person); var_dump($person->age); $person->age = 19; var_dump($person->age); try { var_dump($person->badProp); } catch (Exception $e) { var_dump($e); } try { $person->badProp = 5; } catch (Exception $e) { var_dump($e); }
Output for git.master, git.master_jit, rfc.property-hooks
object(class@anonymous)#1 (3) { ["age"]=> int(15) ["height"]=> int(72) ["weight"]=> int(200) } int(15) int(19) Warning: Undefined property: class@anonymous::$badProp in /in/kn7Eh on line 15 NULL Deprecated: Creation of dynamic property class@anonymous::$badProp is deprecated in /in/kn7Eh on line 21

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