hi i want to know that as we have gives path in require and require_once like (dir1/dir2/test.php).
is we can create object as same like $obj= new class1/class2;
if yes please explain what is the use of it.because i have seen a file in which object is creating like this
this is the url of that file

http://php-fedex-api-wrapper.googlecode.com/svn/trunk/htdocs/example1.php

$rateRequest = new ComplexType\RateRequest();