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<?php $users = array(array('username' => 'asd'), array('username' => '234'), array('username' => 'qwe'), array('username' => 'ewq')); var_dump(array_column($users, 'username'));
Output for 5.5.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
array(4) { [0]=> string(3) "asd" [1]=> string(3) "234" [2]=> string(3) "qwe" [3]=> string(3) "ewq" }
Output for 5.0.0 - 5.4.45
Fatal error: Call to undefined function array_column() in /in/2j5qs on line 5
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: array_column() in /in/2j5qs on line 5
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: array_column() in /in/2j5qs on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: array_column() in /in/2j5qs on line 5