3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $content = 'text text http://site.ru/bla/bla/index.html text text'; preg_replace('/http:.*?\.html/i', '<a href=\'$0\'></a>', $content); print_r($array);
Output for 5.0.4 - 7.2.0
Notice: Undefined variable: array in /in/Km4Ah on line 4
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: array in /in/Km4Ah on line 4