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<?php function f(numeric $n) { } f(1); f(1.1); f('aaa');
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught TypeError: f(): Argument #1 ($n) must be of type numeric, int given, called in /in/AUXVU on line 7 and defined in /in/AUXVU:3 Stack trace: #0 /in/AUXVU(7): f(1) #1 {main} thrown in /in/AUXVU on line 3
Process exited with code 255.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Fatal error: Uncaught TypeError: Argument 1 passed to f() must be an instance of numeric, int given, called in /in/AUXVU on line 7 and defined in /in/AUXVU:3 Stack trace: #0 /in/AUXVU(7): f(1) #1 {main} thrown in /in/AUXVU on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33
Fatal error: Uncaught TypeError: Argument 1 passed to f() must be an instance of numeric, integer given, called in /in/AUXVU on line 7 and defined in /in/AUXVU:3 Stack trace: #0 /in/AUXVU(7): f(1) #1 {main} thrown in /in/AUXVU on line 3
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Catchable fatal error: Argument 1 passed to f() must be an instance of numeric, integer given, called in /in/AUXVU on line 7 and defined in /in/AUXVU on line 3
Process exited with code 255.

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