<?php echo '<p>[PHP VERSION: '.phpversion().']</p>'; $state = 'foo'; toggle($state); echo $state; // in php 7.0.5 : still foo! function toggle(&$state) { switch ($state) { case 'foo': $state = 'bar'; break; case 'bar': $state = 'foo'; break; } }
You have javascript disabled. You will not be able to edit any code.