.htaccess rewrite subdomain to directory

Question

Is it possible to use .htaccess to rewrite a sub domain to a directory?

Example:

• http://sub.domain.com/

shows the content of

Answer 1

This redirects to the same folder to a subdomain:

.httaccess

RewriteCond %{HTTP_HOST} !^www\.
RewriteCond %{HTTP_HOST} ^([^\.]+)\.domain\.com$ [NC]
RewriteRule ^(.*)$ http://domain\.com/subdomains/%1