run code in 300+ PHP versions simultaneously
<?php $str = "WordPress"; if (str_starts_with($str, "Word")) echo "Found!"; if (str_starts_with($str, "word")) echo "Not found!";

Shows result from various feature-branches currently under review from the php developers. Contact me to have additional branches featured.

Output for branch master
Output for branch master_jit

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