3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ 1 => 'world', 2 => 'is', 3 => 'a', 4 => 'wonderfull', 6 => 'in', 8 => 'our' ]; $prev = -1; $i = 0; foreach ($array as $key => $val) { if (++$prev && $key - $prev) { ++$i; } $result[$i][] = $val; $prev = $key; } var_export($result);
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
array ( 0 => array ( 0 => 'world', 1 => 'is', 2 => 'a', 3 => 'wonderfull', ), 1 => array ( 0 => 'in', ), 2 => array ( 0 => 'our', ), )
preferences:
87.99 ms | 408 KiB | 5 Q