Online PHP editor | refs for bXJlN

@ 2015-09-09T19:49:41Z

<?php

function gen() {
    $i = 0;
    $i = &$i;
    
    yield $i;
    
    var_dump($i);
    
    return $i;
}

$gen = gen();
var_dump($x = $gen->current());
$x++;

var_dump($gen->next());