3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "Lorem ipsum dolor sit amet, consectetur adipiscing elit. Praesent mauris nibh, fringilla dapibus pharetra sit amet, cursus ut elit. Proin nulla nisl, accumsan at vulputate eu, elementum ac enim. Aliquam tortor lacus, ullamcorper sed purus ac, pulvinar euismod sem. Praesent euismod lacus et . Proin nulla nisl, accumsan at vulputate eu, elementum ac enim. Aliquam tortor lacus, ullamcorper sed purus ac, pulvinar euismod sem. Praesent euismod lacus et . Proin nulla nisl, accumsan at vulputate eu, elementum ac enim. Aliquam tortor lacus, ullamcorper sed purus ac, pulvinar euismod sem. Praesent euismod lacus et . Proin nulla nisl, accumsan at vulputate eu, elementum ac enim. Aliquam tortor lacus, ullamcorper sed purus ac, pulvinar euismod sem. Praesent euismod lacus et "; $int = preg_match_all('/^(.)*$/', $string, $matches); var_dump($int);
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 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 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 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 - 8.3.6
int(1)

preferences:
287.29 ms | 406 KiB | 460 Q