3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ ['id' => 7867867, 'animal' => 'Dog'], ['id' => 3452342, 'animal' => 'Lion'], ['id' => 1231233, 'animal' => 'Lion'], ['id' => 5867867, 'animal' => 'Dog'], ['id' => 1111111, 'animal' => 'Zeebra'], ['id' => 2222222, 'animal' => 'Cat'], ['id' => 3333333, 'animal' => 'Cat'], ['id' => 4444444, 'animal' => 'Zeebra'] ]; $priorities = array_flip(['Lion', 'Dog', 'Zeebra', 'Cat']); usort($array, function($a, $b) use ($priorities) { return $priorities[$a['animal']] <=> $priorities[$b['animal']]; }); var_export($array);
Output for git.master, git.master_jit, rfc.property-hooks
array ( 0 => array ( 'id' => 3452342, 'animal' => 'Lion', ), 1 => array ( 'id' => 1231233, 'animal' => 'Lion', ), 2 => array ( 'id' => 7867867, 'animal' => 'Dog', ), 3 => array ( 'id' => 5867867, 'animal' => 'Dog', ), 4 => array ( 'id' => 1111111, 'animal' => 'Zeebra', ), 5 => array ( 'id' => 4444444, 'animal' => 'Zeebra', ), 6 => array ( 'id' => 2222222, 'animal' => 'Cat', ), 7 => array ( 'id' => 3333333, 'animal' => 'Cat', ), )

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:
26.14 ms | 407 KiB | 5 Q