How to install memcached in xampp.

[eluser]Techno Heart[/eluser]
Hi all..

I want to install memcached class in php. i followed all the instructions i got in Google like un comment php_memcahce_dll extension in php.ini file, and added php_memcache.dll file in php ext folder in xampp. But when i create instance for the memcached in code its showing class not found. I am using zend editor for coding.... Any help friends?