3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = new ArrayIterator(array()); $regex = new RegexIterator($arr, '/^test/'); var_dump($regex->getMode(), $regex->getFlags(), $regex->getPregFlags());
Output for 7.1.22 - 7.1.33, 7.2.10 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
int(0) int(0) int(0)
Output for 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.21, 7.2.0 - 7.2.9
int(0) int(0) NULL
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Fatal error: Class 'RegexIterator' not found in /in/ciBom on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
Fatal error: Cannot instantiate non-existent class: arrayiterator in /in/ciBom on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: arrayiterator in /in/ciBom on line 2
preferences:
322.03 ms | 401 KiB | 452 Q