3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $exp ='^\d+(,\d+)*#'; $text = '0'; echo preg_match_all($exp, $text);
Output for 5.4.0 - 7.1.0
Warning: preg_match_all(): No ending delimiter '^' found in /in/7EOpO on line 5
Output for 4.3.4 - 5.3.29
Warning: preg_match_all() expects at least 3 parameters, 2 given in /in/7EOpO on line 5
Output for 4.3.3
Warning: No ending delimiter '^' found in /in/7EOpO on line 5
Output for 4.3.0 - 4.3.2
Warning: Wrong parameter count for preg_match_all() in /in/7EOpO on line 5