3v4l.org

run code in 300+ PHP versions simultaneously
<?php class C { static function foo($x = null) {} } $reflMethod = new ReflectionMethod('C', 'foo'); $reflParam = $reflMethod->getParameters()[0]; // Warning: Attempted to serialize unserializable builtin class ReflectionMethod $serReflMethod = serialize($reflMethod); // No warning. $serReflParam = serialize($reflParam); $unserReflParam = unserialize($serReflParam); // Fatal error: ReflectionParameter::isOptional(): Internal error: Failed to retrieve the reflection object $unserReflParam->isOptional();

preferences:
72.33 ms | 402 KiB | 5 Q