3v4l.org

run code in 300+ PHP versions simultaneously
<?php $strs = [ "some string", "another string", ]; $result = array_map(null, $strs, array_fill(0, sizeof($strs), true)); var_dump($result);
Output for 5.6.38, 7.1.0 - 7.1.23, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.29, 8.2.0 - 8.2.23, 8.3.0 - 8.3.11
array(2) { [0]=> array(2) { [0]=> string(11) "some string" [1]=> bool(true) } [1]=> array(2) { [0]=> string(14) "another string" [1]=> bool(true) } }
preferences:
68.29 ms | 408 KiB | 5 Q