3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array( 0 => 'x-ice', 2 => 'x-icenorth', 4 => 'x-icexi2', 4 => 'x-icexi3'); $arrays =$array; print_r($array); $array=array(); for($i=0;$i<sizeof($arrays);$i++) { foreach($arrays as $k => $item) { $array[$i]=$item; unset($arrays[$k]); break; } } print_r($array);
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.21, 7.0.0 - 7.0.20, 7.1.0 - 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Array ( [0] => x-ice [2] => x-icenorth [4] => x-icexi3 ) Array ( [0] => x-ice [1] => x-icenorth )
preferences:
212.36 ms | 406 KiB | 329 Q