3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = array( array('id' => 1, 'name' => 'Bob', 'position' => 'Clerk'), array('id' => 2, 'name' => 'Alan', 'position' => 'Manager'), array('id' => 3, 'name' => 'James', 'position' => 'Director') ); $names = array_map( function($person) { return $person['name']; }, $data ); print_r($names); ?>
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.30, 8.2.0 - 8.2.25, 8.3.0 - 8.3.13
Array ( [0] => Bob [1] => Alan [2] => James )
preferences:
45.01 ms | 408 KiB | 5 Q