Online PHP editor | refs for pNv4r

<?php // Everything you enter here will be executed by our servers. Try it! function doStuff() { $last = 0; $current = 1; yield 1; while (true) { $current = $last + $current; $last = $current - $last; yield $current; } } for($i=0;$i<10;$i++){ var_dump(doStuff()); }