3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arrays = array( 0 => array( 0 => 'one', 1 => 'two', 2 => 'three' ), 1 => array( 0 => 'four', 1 => 'five', 2 => 'six' ), 2 => array( 0 => 'seven', 1 => 'eight', 2 => 'nine' ) ); print_r(array_reduce($arrays, 'array_merge', []));
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => one [1] => two [2] => three [3] => four [4] => five [5] => six [6] => seven [7] => eight [8] => nine )

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:
40.56 ms | 401 KiB | 8 Q