3v4l.org

run code in 300+ PHP versions simultaneously
<?php $n = $_POST['num']; $sum = 0; for ($i = 1; $i <= $n; $i++) { $sum += $i; } print "sum = $sum\n"; ?>
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined array key "num" in /in/n6HTp on line 2 sum = 0

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:
47.42 ms | 401 KiB | 8 Q