redirect code for http to https

[mariya]

 We used redirect code for non www version to www verison in apache server.Now i am planning to move my website http to https.i want to redirect code for http to https without affecting the seo ranking.So can any plz tell what is code i need to put in .htaccess file.

[brookeroberts7]

Redirecting HTTP to HTTPS
Redirect All Web Traffic. If you have existing code in your .htaccess, add the following: RewriteEngine On RewriteCond %{SERVER_PORT} 80 RewriteRule ^(.*)$ https://www.yourdomain.com/$1 [R,L]
Redirect Only a Specific Domain. ...
Redirect Only a Specific Folder.