3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ ["foo" => "bar1", "hey" => "now"], ["foo" => "bar2", "hey" => "what"], [0 => "zero", 1 => "one"] ]; var_export(array_map('current', $array));
Output for 8.0.1 - 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 => 'bar1', 1 => 'bar2', 2 => 'zero', )

preferences:
95.94 ms | 1105 KiB | 4 Q