.htaccess redirect all pages to new domain

Question

Which redirect rule would I use to redirect all pages under olddomain.example to be redirected to newdomain.example?

The site has a totally

Answer 1

The below answer could potentially cause an infinite redirect loop...

Here, this one redirects everything after the domain name on the URL to the exact same copy on the new domain URL:

RewriteEngine on 
RewriteRule ^(.*)$ http://www.newdomain.com/$1 [R=301,L]

www.example.net/somepage.html?var=foo

redirects to:

www.newdomain.com/somepage.html?var=foo