Online PHP editor | refs for cfqUq

<?php function generate_ints($n){ foreach ( range(0,$n-1) as $number) { yield $number; } } $gen = generate_ints(10); // iterable object can be used in foreach foreach ($gen as $g) { echo $gen->current(); $gen->next(); // echo $gen->next() meaningless b/c PHP generator::next() returns nothing! vs next($arr) next value. seehttp://php.net/manual/en/generator.next.php and http://us2.php.net/manual/en/iterator.next.php }