3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $subject = 'a=b'; $pattern = '/(=|!=|<|<=|>|>=)/'; $output = preg_split($pattern, $subject, 2, PREG_SPLIT_DELIM_CAPTURE); print_r($output);
based on mSP8Y
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Array ( [0] => a [1] => = [2] => b )