I'm working on SEO for a Rails App.
The website is fully localized, and I'm following this google article to add hreflang alternate links to the pages.
The HTML links in the
I have no experience with this, but according to the examples in the same RFC they get separated by comma:
Link: </TheBook/chapter2>; rel="previous"; title*=UTF-8'de'letztes%20Kapitel, </TheBook/chapter4>; rel="next"; title*=UTF-8'de'n%c3%a4chstes%20Kapitel
It’s indirectly confirmed by 5.3 (emphasis mine):
Note that extension relation types are REQUIRED to be absolute URIs in Link headers, and MUST be quoted if they contain a semicolon (";") or comma (",") (as these characters are used as delimiters in the header itself).