3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array( array("name" => "My Name 1", "phone" => 123456), array("name" => "My Name 2", "phone" => 432), array("name" => "My Name 3", "phone" => 234), array("name" => "My Name 4", "phone" => 2432), ); $a = array_column($a, "name"); print_r($a);
Output for 7.1.25 - 7.1.28, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Array ( [0] => My Name 1 [1] => My Name 2 [2] => My Name 3 [3] => My Name 4 )
preferences:
167.41 ms | 403 KiB | 162 Q