hreflang="sg"

sg is a valid hreflang value for Sango.

Language: Sango (sg, ISO 639-1)

Example

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

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

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