6.2. ... Returns a link tag that browsers and news readers can use to auto-detect an RSS or Atom feed. Ruby on Rails Guides Action View Overview - Ruby on Rails Guides
The "10" in your snippet likely indicates there are 10 subsections or primary chapters within that specific version of the documentation. Action View Overview - Ruby on Rails Guides 6.2 / 10 ActionView...
The string likely refers to section 6.2 of the Action View Overview guide within the Ruby on Rails documentation . 6.2 / 10 ActionView...