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<?php class foo { public function something(bar $bar) { return null; } } class bar { } $foo = new foo(); $foo->something(null);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught TypeError: foo::something(): Argument #1 ($bar) must be of type bar, null given, called in /in/XKHPU on line 16 and defined in /in/XKHPU:4 Stack trace: #0 /in/XKHPU(16): foo->something(NULL) #1 {main} thrown in /in/XKHPU on line 4
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 foo::something() must be an instance of bar, null given, called in /in/XKHPU on line 16 and defined in /in/XKHPU:4 Stack trace: #0 /in/XKHPU(16): foo->something(NULL) #1 {main} thrown in /in/XKHPU on line 4
Process exited with code 255.
Output for 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Catchable fatal error: Argument 1 passed to foo::something() must be an instance of bar, null given, called in /in/XKHPU on line 16 and defined in /in/XKHPU on line 4
Process exited with code 255.
Output for 5.1.0 - 5.1.6
Fatal error: Argument 1 passed to foo::something() must not be null, called in /in/XKHPU on line 16 and defined in /in/XKHPU on line 4
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Fatal error: Argument 1 must not be null in /in/XKHPU on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/XKHPU on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/XKHPU on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/XKHPU on line 4
Process exited with code 255.

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