Description:
------------
DirectoryFilterDots  example [1] )  and docs [2] are wrong.

example [1] says :

parent::__construct(new DirectoryIterator($path));

must say :

parent::__construct(new RecursiveDirectoryIterator($path));


Documentation say:

This Iteraotr takes a pathname from which it creates a DirectoryIterator...

must say :
This **Iterator** takes a pathname from which it creates a **RecursiveDirectoryIterator**...



[1] ext/spl/examples/directoryfilterdots.inc
[2] http://www.php.net/~helly/php/ext/spl/classDirectoryFilterDots.html

Reproduce code:
---------------
<?php

require_once dirname(__FILE__) . '/directoryfilterdots.inc';

$foo = new DirectoryFilterDots(dirname(__FILE__));

?>

Expected result:
----------------
shiny new iterator containing the directory listing without dots.

Actual result:
--------------
Catchable fatal error: Argument 1 passed to RecursiveFilterIterator::__construct() must implement interface RecursiveIterator, instance of DirectoryIterator given....