Online PHP editor | refs for ANO1c

@ 2015-04-28T17:59:51Z

<?php
class Foo {
    public $items = [1,2,3];

    function &getItems() {
        return $this->items;
    }
}    
    
$foo = new Foo();

foreach($foo->getItems() as &$item) {
    echo $item, PHP_EOL;
    $item = '-1';
}

var_dump($foo->getItems());