3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str="www.google.com"; $pattern = '#(www\.|https?://)?[a-z0-9]+\.[a-z0-9]{2,4}\S*#i'; preg_match_all($pattern, $str, $matches, PREG_PATTERN_ORDER); echo $matches[0];
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Array to string conversion in /in/g3dNO on line 5 Array
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Array to string conversion in /in/g3dNO on line 5 Array
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, 7.3.32 - 7.3.33
Array

preferences:
259.28 ms | 403 KiB | 355 Q