Online PHP editor | refs for Ct9Ia

<?php $text = '[code=php]test message [code=php]...[/code] bla bla bla[/code]'; $repl = '<pre data-snap-ignore=true class=language-$1><code>$2</code></pre>'; $count = 0; do { $text = preg_replace('~\[code=([^]]*)]([^[]*(?:\[(?!/code]|code=)[^[]*)*)\[/code]~', $repl, $text, -1, $count); } while ($count > 0); echo $text;