PHP reflection trivia #2

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What is 7 + 10? 
<?php

error_reporting(E_ALL | E_STRICT);

class Psr0ClassReflector extends ReflectionClass {
  function __construct($x) {
  }
}

$x = new Psr0ClassReflector('foobar broken class name');
var_dump($x->getFileName());

Compared to https://chx.webform.com/form/1444/webform the only change is that we use getFileName instead of getName.