3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = Array ( 0 => Array ( 'id' => 1, 'column2' => 'value2', 'column3' => 'value3', 'column4' => 'value4', 'column5' => 'value5' ), 1 => Array ( 'id' => 1, 'column2' => 'value2', 'column3' => 'value3', 'column4' => 'value4', 'column5' => 'value5' ), 2 => Array ( 'id' => 2, 'column2' => 'value2', 'column3' => 'value3', 'column4' => 'value4', 'column5' => 'value5' ), ); print_r($array); $keys = array_keys(array_column($array, 'id'), 1); $new_array = array_map(function($k) use ($array){return $array[$k];}, $keys); print_r($new_array);
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => Array ( [id] => 1 [column2] => value2 [column3] => value3 [column4] => value4 [column5] => value5 ) [1] => Array ( [id] => 1 [column2] => value2 [column3] => value3 [column4] => value4 [column5] => value5 ) [2] => Array ( [id] => 2 [column2] => value2 [column3] => value3 [column4] => value4 [column5] => value5 ) ) Array ( [0] => Array ( [id] => 1 [column2] => value2 [column3] => value3 [column4] => value4 [column5] => value5 ) [1] => Array ( [id] => 1 [column2] => value2 [column3] => value3 [column4] => value4 [column5] => value5 ) )

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:
59.68 ms | 403 KiB | 8 Q