php - simple redirect to default page with htaccess -

HTXus file requires an entry at the end of the / folder / page, page to
to redirect:
http://www.server.com/folder/ "some page-names"

< P> If there is no page defined as, I want to "index" it by default

htacess

  RewriteBase / folder / RewriteRule ^ (. *) $ Subfolder / index.php /? Page = $ 1 [L]  

 After  # should be something / Folder / RewriteBase ^ / folder /(.+)$ / folder / subfolder / index.php /? Page = $ 1 [L] # if not, then catch-all redirects (whatever "default form From index to ") means that the revised rule ^ / folder / $ / folder / index