3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo preg_replace('/{(.+)}/', '<span id="\\1"></span>', 'Qwe {test}, {testie}, {not valid}');
Output for 4.3.0 - 7.2.0
Qwe <span id="test}, {testie}, {not valid"></span>