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<?php error_reporting(-1); ini_set('display_errors', 1); abstract class ParentClass { public function method() { echo __CLASS__, "\n"; } } abstract class ExtendedClass extends ParentClass { public function method() { if (is_callable('parent::' . __FUNCTION__)) { parent::method(); } } } class Concrete extends ExtendedClass { public function testMethod() { $this->method(); } } $test = new Concrete(); $test->testMethod();
Output for 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
Deprecated: Use of "parent" in callables is deprecated in /in/OSd99 on line 18 ParentClass
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34
ParentClass
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105.74 ms | 1607 KiB | 4 Q