3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php // split the phrase by any number of commas or space characters, // which include " ", \r, \t, \n and \f $keywords = preg_split("/+/", "MN+DT"); print_r($keywords); ?>
Output for 4.3.11 - 5.6.28, 7.0.0 - 7.1.0
Warning: preg_split(): Compilation failed: nothing to repeat at offset 0 in /in/TfR4e on line 4
Output for 4.3.0 - 4.3.10, hhvm-3.10.0 - 3.12.0
Warning: Compilation failed: nothing to repeat at offset 0 in /in/TfR4e on line 4