hreflang="nr"

nr is a valid hreflang value for South Ndebele.

Language: South Ndebele (nr, ISO 639-1)

Example

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

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

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