Online PHP editor | refs for e6C98

@ 2018-02-09T13:36:46Z

<?php

$i = 0;

$data = [
    'a' => null,
    'b' => null,
    'c' => null,
    'd' => null,
    'e' => null
];

foreach ($data as &$item) {
    $item = ++$i;
}

var_dump($data);

foreach ($data as $key => $item) {
    var_dump($item);
}