3v4l.org

run code in 300+ PHP versions simultaneously
<?php $locale = 'cs_CZ.ISO8859-2'; setlocale( LC_CTYPE, $locale); $char = 'ž'; echo "Testing strtoupper('{$char}'):\n"; echo "Expected result: Ž\n"; echo 'Actual result: ' . strtoupper($char) . "\n";
Output for git.master, git.master_jit, rfc.property-hooks
Testing strtoupper('ž'): Expected result: Ž Actual result: ž

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:
48.7 ms | 401 KiB | 8 Q