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<?php class A { public string $a; } $a = unserialize(serialize(new A())); echo $a->a;
Output for 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Fatal error: Uncaught Error: Typed property A::$a must not be accessed before initialization in /in/F0ukT:10 Stack trace: #0 {main} thrown in /in/F0ukT on line 10
Process exited with code 255.
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
Parse error: syntax error, unexpected 'string' (T_STRING), expecting function (T_FUNCTION) or const (T_CONST) in /in/F0ukT on line 5
Process exited with code 255.

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