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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); }
Output for 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0
Fatal error: Uncaught Error: Cannot access trait constant self::CONTROL_TEST directly in /in/s8ofg:7 Stack trace: #0 /in/s8ofg(30): [constant expression]() #1 /in/s8ofg(30): ReflectionParameter->getDefaultValue() #2 {main} thrown in /in/s8ofg on line 7
Process exited with code 255.
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 8.2.0 - 8.2.29
Fatal error: Uncaught Error: Cannot access trait constant self::CONTROL_TEST directly in /in/s8ofg:7 Stack trace: #0 /in/s8ofg(30): ReflectionParameter->getDefaultValue() #1 {main} thrown in /in/s8ofg on line 7
Process exited with code 255.
Output for 8.1.0 - 8.1.33
Fatal error: Traits cannot have constants in /in/s8ofg on line 5
Process exited with code 255.
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