hreflang="ff"

ff is a valid hreflang value for Fulah.

Language: Fulah (ff, ISO 639-1)

Example

<link rel="alternate" hreflang="ff" href="https://example.com/ff/" />

The code is case-insensitive for Google. The conventional spelling is a lowercase language, a title-case script and an uppercase region: ff.

Without a region, the annotation targets every Fulah speaker regardless of country. Regional versions sit next to the language-only version in one cluster.