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<?php class A { public function a($dupa) { } } class Aext extends A { public function a() { } } $aext = new Aext();
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Declaration of Aext::a() must be compatible with A::a($dupa) in /in/7F6ge on line 9
Process exited with code 255.
Output for 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; A has a deprecated constructor in /in/7F6ge on line 2 Fatal error: Uncaught ArgumentCountError: Too few arguments to function A::a(), 0 passed in /in/7F6ge on line 14 and exactly 1 expected in /in/7F6ge:3 Stack trace: #0 /in/7F6ge(14): A->a() #1 {main} thrown in /in/7F6ge on line 3
Process exited with code 255.
Output for 7.4.26
Fatal error: Uncaught ArgumentCountError: Too few arguments to function A::a(), 0 passed in /in/7F6ge on line 14 and exactly 1 expected in /in/7F6ge:3 Stack trace: #0 /in/7F6ge(14): A->a() #1 {main} thrown in /in/7F6ge on line 3
Process exited with code 255.
Output for 7.3.32 - 7.3.33
Warning: Declaration of Aext::a() should be compatible with A::a($dupa) in /in/7F6ge on line 12 Fatal error: Uncaught ArgumentCountError: Too few arguments to function A::a(), 0 passed in /in/7F6ge on line 14 and exactly 1 expected in /in/7F6ge:3 Stack trace: #0 /in/7F6ge(14): A->a() #1 {main} thrown in /in/7F6ge on line 3
Process exited with code 255.
Output for 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31
Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; A has a deprecated constructor in /in/7F6ge on line 2 Warning: Declaration of Aext::a() should be compatible with A::a($dupa) in /in/7F6ge on line 12 Fatal error: Uncaught ArgumentCountError: Too few arguments to function A::a(), 0 passed in /in/7F6ge on line 14 and exactly 1 expected in /in/7F6ge:3 Stack trace: #0 /in/7F6ge(14): A->a() #1 {main} thrown in /in/7F6ge on line 3
Process exited with code 255.
Output for 7.0.0 - 7.0.33
Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; A has a deprecated constructor in /in/7F6ge on line 2 Warning: Declaration of Aext::a() should be compatible with A::a($dupa) in /in/7F6ge on line 12 Warning: Missing argument 1 for A::a(), called in /in/7F6ge on line 14 and defined in /in/7F6ge on line 3
Output for 5.4.4 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38
Strict Standards: Declaration of Aext::a() should be compatible with A::a($dupa) in /in/7F6ge on line 12 Warning: Missing argument 1 for A::a(), called in /in/7F6ge on line 14 and defined in /in/7F6ge on line 3
Output for 5.4.0 - 5.4.3

Process exited with code 139.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Strict Standards: Declaration of Aext::a() should be compatible with that of A::a() in /in/7F6ge on line 12 Warning: Missing argument 1 for A::a(), called in /in/7F6ge on line 14 and defined in /in/7F6ge on line 3
Output for 5.0.0 - 5.0.5
Strict Standards: Declaration of Aext::a() should be compatible with that of A::a() in /in/7F6ge on line 12 Warning: Missing argument 1 for A::a() in /in/7F6ge on line 3
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/7F6ge on line 3
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/7F6ge on line 3
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/7F6ge on line 3
Process exited with code 255.

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