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<?php abstract class test{ protected function testf($test){ } } class testDescrit extends test{ protected function testf(&$test){ } }
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 testDescrit::testf(&$test) must be compatible with test::testf($test) in /in/ufX1W on line 10
Process exited with code 255.
Output for 7.4.0 - 7.4.33
Warning: Declaration of testDescrit::testf(&$test) should be compatible with test::testf($test) in /in/ufX1W on line 10
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
Warning: Declaration of testDescrit::testf(&$test) should be compatible with test::testf($test) in /in/ufX1W on line 13
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Strict Standards: Declaration of testDescrit::testf() should be compatible with test::testf($test) in /in/ufX1W on line 13
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Strict Standards: Declaration of testDescrit::testf() should be compatible with that of test::testf() in /in/ufX1W on line 13
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_CLASS in /in/ufX1W 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_CLASS in /in/ufX1W on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/ufX1W on line 3
Process exited with code 255.

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