Fatal error: Call to undefined File_Archive_Reader_ChangeNam

[pear56]

<?php
require_once "File/Archive.php";

$cmd = "C:/temp/test.zip/test.txt";

File_Archive::extract(
&$cmd,
File_Archive::toOutput()
);

?>

the above code always runs into the following problem, i also search the package, can not find the method either.

i have installed a few times. the same problem.

What are in my windows xp ==========

PEAR Version: 1.9.0
PHP Version: 5.3.0
Zend Engine Version: 2.3.0

error output ========

Fatal error: Call to undefined method File_Archive_Reader_ChangeName::File_Archive_Reader_ChangeName() in C:\php\PEAR\File\Archive\Reader\ChangeName\AddDirectory.php on line 50