3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $string = '@rerza'; $pattern = '/@[\w\-]+/'; $replacement = ''; echo preg_replace($pattern, $replacement, $string); ?>
based on ndikN
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.3.0alpha1