3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [1,2,3]; $array2 = &$array; foreach($array as $val) { unset($array[1]); // modify array being iterated over echo "{$val} - ", current($array), PHP_EOL; }

preferences:
60.98 ms | 402 KiB | 5 Q