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<?php class C { static function foo($x = null) {} } $reflMethod = new ReflectionMethod('C', 'foo'); $reflParam = $reflMethod->getParameters()[0]; // $serReflMethod = serialize($reflMethod); // No warning. $serReflParam = serialize($reflParam); $unserReflParam = unserialize($serReflParam); // Fatal error: ReflectionParameter::isOptional(): Internal error: Failed to retrieve the reflection object in /in/U5kcQ on line 13 $unserReflParam->isOptional();
Output for 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0
Fatal error: Uncaught Exception: Serialization of 'ReflectionMethod' is not allowed in /in/t1bCc:11 Stack trace: #0 /in/t1bCc(11): serialize(Object(ReflectionMethod)) #1 {main} thrown in /in/t1bCc on line 11
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 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33
Fatal error: Uncaught Error: Internal error: Failed to retrieve the reflection object in /in/t1bCc:18 Stack trace: #0 /in/t1bCc(18): ReflectionParameter->isOptional() #1 {main} thrown in /in/t1bCc on line 18
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33
Fatal error: ReflectionParameter::isOptional(): Internal error: Failed to retrieve the reflection object in /in/t1bCc on line 18
Process exited with code 255.
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