3v4l.org

run code in 300+ PHP versions simultaneously
<?php function prepareKeywordsForDatabase($string) { $keywords = explode(',', $string); $keywords = array_map('trim', $keywords); $array = array(); foreach ($keywords as $k) { if ($k == '') { continue; } $k = preg_replace('#[\s]{1,}#', ' ', $k); $array[] = $k; } return implode('.', $array); } echo prepareKeywordsForDatabase('ciao, come , , , , va ?!! !!');
Output for git.master, git.master_jit, rfc.property-hooks
ciao.come.va ?!! !!

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:
56.14 ms | 401 KiB | 8 Q