3v4l.org

run code in 300+ PHP versions simultaneously
<?php $hashes = array_map(function ($num) { return substr(md5($num), 0, 8); }, range(0, 100000)); print_r(array_slice($hashes, 0, 10)); if (array_unique($hashes) == $hashes) { echo 'all unique'; } else { echo 'collisions detected'; }
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => cfcd2084 [1] => c4ca4238 [2] => c81e728d [3] => eccbc87e [4] => a87ff679 [5] => e4da3b7f [6] => 1679091c [7] => 8f14e45f [8] => c9f0f895 [9] => 45c48cce ) collisions detected

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:
40.86 ms | 401 KiB | 8 Q