3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump( preg_replace('/\-/g', ' ', 'i-am-in-favorites') );
Output for 4.3.11 - 7.2.0
Warning: preg_replace(): Unknown modifier 'g' in /in/Y2fLm on line 3 NULL
Output for 4.3.0 - 4.3.10
Warning: Unknown modifier 'g' in /in/Y2fLm on line 3 NULL