3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo $str = "ann@ibbeck.de,Petermann@ibbeck.de"; echo '<br>'; echo $str = preg_replace('/ann@ibbeck.de\b/i', 'kan', $str); echo '<br>'; echo $str = preg_replace('/Petermann@ibbeck.de\b/i', 'AP', $str); ?>
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
ann@ibbeck.de,Petermann@ibbeck.de<br>kan,Petermkan<br>kan,Petermkan