3v4l.org

run code in 300+ PHP versions simultaneously
<?php $oldArray = [ 0 => ['id' => 5, 'value' => 50], 1 => ['id' => 6, 'value' => 60], 2 => ['id' => 7, 'value' => 70], ]; $newArray = array_column($oldArray, 'value', 'id'); array_walk($newArray, function(&$value) { $value = ['value' => $value]; }); var_dump($newArray);
Output for 5.5.0 - 5.5.35, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
array(3) { [5]=> array(1) { ["value"]=> int(50) } [6]=> array(1) { ["value"]=> int(60) } [7]=> array(1) { ["value"]=> int(70) } }
preferences:
83.77 ms | 1658 KiB | 4 Q