Online PHP editor | refs for jEvWG

<?php $arr = Array ( Array ( 'record_num' => 18152, 'title' => 'Title of post ' ), Array ( 'record_num' => 18150, 'title' => 'Title of post 2' ), Array ( 'record_num' => 18134, 'title' => 'Title of post 3' ), Array ( 'record_num' => 18134, 'title' => 'Title of post 3' ) ); $arr = array_values(array_column($arr, null, 'record_num')); Var_dump($arr);