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<?php function ciao() : object { return new \stdClass(); } var_dump(ciao());
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
object(stdClass)#1 (0) { }
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25
Fatal error: Uncaught TypeError: Return value of ciao() must be an instance of object, instance of stdClass returned in /in/M0neY:4 Stack trace: #0 /in/M0neY(7): ciao() #1 {main} thrown in /in/M0neY on line 4
Process exited with code 255.

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147.03 ms | 402 KiB | 189 Q