3v4l.org

run code in 300+ PHP versions simultaneously
<?php const A = ["a", "aa", "aaa"]; const B = ["b", "bb"]; const C = ["c"]; const D = [...A, ...B, ...C]; print_r(D);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => a [1] => aa [2] => aaa [3] => b [4] => bb [5] => c )

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:
29.65 ms | 405 KiB | 5 Q