HTML Content Languages
Syntax
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<element lang="language_code"><!-- Language code has to be in the format [ISO 639-1](https://en.wikipedia.org/wiki/ISO_639-1 ) -->
Remarks
The value of the lang attribute must be a valid BCP 47 language tag or the empty string (if the language is unknown).
The BCP 47 language tags are listed in the IANA Language Subtag Registry.
Accessibility
The relevant WCAG 2.0 Success Criteria are:
The related WCAG 2.0 Techniques are:
