3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $array = array( 0 => 'string1', 2 => 'string2', 4 => 'string3', 5 => 'string4'); $arrays =$array; print_r($array); $array=array(); $i=32; foreach($arrays as $k => $item) { $array[$i]=$item; unset($arrays[$k]); $i++; } print_r($array);
based on unrGQ
Output for 4.3.0 - 7.2.0
Array ( [0] => string1 [2] => string2 [4] => string3 [5] => string4 ) Array ( [32] => string1 [33] => string2 [34] => string3 [35] => string4 )