Fibonacci tick

gistfile1.php

<?php

/**
 * This will display the first 10 numbers of the Fibonacci sequence.
 * Really.
 */

declare(ticks=1);

$a = 0;
$b = 1;

register_tick_function(function () use (&$a, &$b){
	$c = $a + $b;
	$a = $b;
	$b = $c;
	echo "$c\n";
});


echo "$a\n";
;
{}
;;
;{}{}