1<?php
2namespace bar\baz;
3
4/**
5 * Represents foo.
6 */
7class source_with_namespace
8{
9}
10
11/**
12 * @param mixed $bar
13 */
14function &foo($bar)
15{
16    $baz = function () {};
17    $a   = true ? true : false;
18    $b   = "{$a}";
19    $c   = "${b}";
20}
21