3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array( 'A' => array(1, 2, 3, 4), 'B' => array(5, 6), 'C' => array('a', 'b', 'c')); $values=0; $val = array(""); function makeCombinations($array,$values){ foreach($array as $value) { if(is_array($value)) makeCombinations($value,$values); else { $val[$values] = $values; $values++; } } } makeCombinations($array,$values); print_r($val); //echo $values;
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [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:
40.36 ms | 401 KiB | 8 Q