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<?php class MyParent { public string $myProp { get => "foo"; } } class MyChild extends MyParent { public string $myProp { get => "foo"; set {} } } $p = new MyChild; $p->myProp = "lol"; var_dump($p); $p = new MyParent; $p->myProp = "lol"; var_dump($p);
Output for git.master, git.master_jit, rfc.property-hooks
object(MyChild)#1 (0) { } Fatal error: Uncaught Error: Property MyParent::$myProp is read-only in /in/t5ebW:15 Stack trace: #0 {main} thrown in /in/t5ebW on line 15
Process exited with code 255.

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