Codes / vi-VN
hreflang="vi-VN"
vi-VN is a valid hreflang value for Vietnamese, Viet Nam.
- Language: Vietnamese (
vi, ISO 639-1) - Region: Viet Nam (
VN, ISO 3166-1 alpha-2)
Example
<link rel="alternate" hreflang="vi-VN" href="https://example.com/vi-vn/" />The code is case-insensitive for Google. The conventional spelling is
a lowercase language, a title-case script and an uppercase region:
vi-VN.