3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pattern = '/{{' . '(?P<directiveName>[a-z]+)(?:[\s\t]*)' . '(?:\s*(?P<quoteType>[\'"])(?P<value>(?:(?!\k\'quoteType\').)*?)(?<!\\\)\k\'quoteType\')?' . '(?P<parameters>.*?)' . '(?P<filters>(?:\|[a-z0-9:_-]+)+)?' . '}}' . '(?:(?P<content>.*?){{\/(?P=directiveName)}})?' . '/si'; echo PHP_EOL . $pattern . PHP_EOL;
Output for git.master_jit, git.master
/{{(?P<directiveName>[a-z]+)(?:[\s\t]*)(?:\s*(?P<quoteType>['"])(?P<value>(?:(?!\k'quoteType').)*?)(?<!\\)\k'quoteType')?(?P<parameters>.*?)(?P<filters>(?:\|[a-z0-9:_-]+)+)?}}(?:(?P<content>.*?){{\/(?P=directiveName)}})?/si

This tab shows result from various feature-branches currently under review by the php developers. Contact me to have additional branches featured.

Active branches

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

preferences:
49.18 ms | 405 KiB | 5 Q