Online PHP editor | refs for LQNZC

@ 2014-06-03T17:37:31Z

<?php
$foo = null;
var_dump('language-prof-' . $foo ?: 'language');

$foo = 'foo';
var_dump('language-prof-' . $foo ?: 'language');

$foo = null;
var_dump('language-prof-' . ($foo ?: 'language'));