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<?php declare(strict_types=1); trait ControlHelper { public const CONTROL_TEST = 'test'; public function getControl(string $name = self::CONTROL_TEST): void { } } interface ControlInterface { public const CONTROL_TEST = 'test'; public function getControl(string $name = self::CONTROL_TEST): void; } abstract class BasePresenter implements ControlInterface { use ControlHelper; } class Presenter extends BasePresenter { } $method = new ReflectionMethod(ControlHelper::class, 'getControl'); foreach ($method->getParameters() as $param) { $tmp = $param->getDefaultValue(); var_dump($tmp); }

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