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run code in 150+ php & hhvm versions
Bugs & Features
<?php $title = "My new title"; echo preg_replace('/(\w+)/g', '<span>$1</span>', $title);
Output for 4.3.11 - 7.1.0
Warning: preg_replace(): Unknown modifier 'g' in /in/7WjuK on line 3
Output for 4.3.0 - 4.3.10
Warning: Unknown modifier 'g' in /in/7WjuK on line 3