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<?php abstract class Base { abstract public function setConfiguration(?array $configuration); } class D10Implementation extends Base { public function setConfiguration($configuration) {} } class D11Implementation extends Base { public function setConfiguration(array $configuration) {} }
Output for 8.1.0 - 8.1.26, 8.2.0 - 8.2.13, 8.3.0
Fatal error: Declaration of D11Implementation::setConfiguration(array $configuration) must be compatible with Base::setConfiguration(?array $configuration) in /in/b499d on line 12
Process exited with code 255.
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