3v4l.org

run code in 300+ PHP versions simultaneously
<?php $r = new \ReflectionClass(\DateTime::class); $p = $r->getConstructor()->getParameters(); foreach($p as $arg){ var_dump($arg->getName()); var_dump($arg->isDefaultValueAvailable()); }
Output for 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
string(8) "datetime" bool(true) string(8) "timezone" bool(true)
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 7.2.5 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
string(4) "time" bool(false) string(8) "timezone" bool(false)
Output for 7.2.0 - 7.2.4
string(4) "time" bool(false) string(6) "object" bool(false)
preferences:
176.78 ms | 410 KiB | 5 Q