.htaccess remove http://www from url -

i want url of form

http://www.example.com 

redirects to

example.com 

how can achive this? found .htaccess remove www url + directories comes pretty close question, not know how change appropriately.

to remove www ,you can use :

rewriteengine on   rewritecond %{http_host} ^www\.(.+)$ rewriterule ^ http://%1%{request_uri} [ne,l,r] 

or

rewriteengine on   rewritecond %{http_host} ^www\.example\.com$ rewriterule ^(.*)$ http://example.com/$1 [ne,l,r]