3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ ['id' => 1, 'data' => 'a'], ['id' => 2, 'data' => 'b'], ['id' => 3, 'data' => 'c'], ]; $result = []; foreach ($array as ['id' => $id, 'data' => $result[$id]]); var_export($result);
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
array ( 1 => 'a', 2 => 'b', 3 => 'c', )

preferences:
97.94 ms | 406 KiB | 5 Q