3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $str = " \\begin{verbatim} dupa zbita \\end \\end{verbatim} I chuj!!! \\end{verbatim}"; preg_match_all('/(?s)\\\\begin\{([a-z]*?\*?)\}(.*?)\\\\end\{\1\}/', $str, $match); print_r($match);
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Array ( [0] => Array ( [0] => \begin{verbatim} dupa zbita \end \end{verbatim} ) [1] => Array ( [0] => verbatim ) [2] => Array ( [0] => dupa zbita \end ) )