3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $string ='1953 BENTLEY '; echo preg_replace('BENTLEY', 'Bentley', $string);
based on 9bpZL
Output for 4.3.11 - 7.1.7
Warning: preg_replace(): Delimiter must not be alphanumeric or backslash in /in/BqRYH on line 4
Output for 4.3.0 - 4.3.10
Warning: Delimiter must not be alphanumeric or backslash in /in/BqRYH on line 4