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<?php function test(stdClass ...$classes) { var_dump($classes); } test([new stdClass, new stdClass]);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught TypeError: test(): Argument #1 must be of type stdClass, array given, called in /in/FvYbE on line 8 and defined in /in/FvYbE:3 Stack trace: #0 /in/FvYbE(8): test(Array) #1 {main} thrown in /in/FvYbE on line 3
Process exited with code 255.
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
Fatal error: Uncaught TypeError: Argument 1 passed to test() must be an instance of stdClass, array given, called in /in/FvYbE on line 8 and defined in /in/FvYbE:3 Stack trace: #0 /in/FvYbE(8): test(Array) #1 {main} thrown in /in/FvYbE on line 3
Process exited with code 255.
Output for 5.6.7 - 5.6.28
Catchable fatal error: Argument 1 passed to test() must be an instance of stdClass, array given, called in /in/FvYbE on line 8 and defined in /in/FvYbE on line 3
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35
Parse error: syntax error, unexpected '.', expecting '&' or variable (T_VARIABLE) in /in/FvYbE on line 3
Process exited with code 255.

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