3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(preg_match("^-?\d{1,4}(.\d{1,2})?$/", "-4"));
Output for 4.3.11 - 7.1.0
Warning: preg_match(): No ending delimiter '^' found in /in/l364Z on line 3 bool(false)
Output for 4.3.0 - 4.3.10
Warning: No ending delimiter '^' found in /in/l364Z on line 3 bool(false)