3v4l.org

run code in 300+ PHP versions simultaneously
<?php $products = [["CPU" => "AMD a5" ], [ "CPU" => "AMD a9" ] ]; $cpu = array_column($products, "CPU"); var_export($cpu);
Output for 7.1.25, 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 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
array ( 0 => 'AMD a5', 1 => 'AMD a9', )
preferences:
106.54 ms | 1379 KiB | 4 Q