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<?php function foo(int $arg) { return $arg; } var_dump(foo());
Output for 7.1.0 - 7.1.25, 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 - 8.3.6
Fatal error: Uncaught ArgumentCountError: Too few arguments to function foo(), 0 passed in /in/gVCX3 on line 7 and exactly 1 expected in /in/gVCX3:3 Stack trace: #0 /in/gVCX3(7): foo() #1 {main} thrown in /in/gVCX3 on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.20
Fatal error: Uncaught TypeError: Argument 1 passed to foo() must be of the type integer, none given, called in /in/gVCX3 on line 7 and defined in /in/gVCX3:3 Stack trace: #0 /in/gVCX3(7): foo() #1 {main} thrown in /in/gVCX3 on line 3
Process exited with code 255.
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Catchable fatal error: Argument 1 passed to foo() must be an instance of int, none given, called in /in/gVCX3 on line 7 and defined in /in/gVCX3 on line 3
Process exited with code 255.

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