.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

Redirect subdomain directory:

RewriteCond %{HTTP_HOST} ^([^.]+)\.(archive\.example\.com)$ [NC]
RewriteRule ^ http://%2/%1%{REQUEST_URI} [L,R=301]