Template:BCP47/doc

This subpage contains documentation, categories, or other content that is not part of the template.
To view the template page itself, see Template:BCP47.

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Usage

This template fixes the current violations of the BCP47 standard (for inclusion in the lang HTML attribute) by Wikimedia sites for their language codes.

It also normalizes these codes to lowercase only (though it is not mandatory).

Use this template only in the HTML lang="" attribute.

Examples

Unaffected codes:
- "{{BCP47|en}}" returns: "en"
Changes highly recommanded:
- "{{BCP47|als}}" returns: "gsw"
- "{{BCP47|be-x-old}}" returns: "be-tarask"
- "{{BCP47|roa-rup}}" returns: "rup"
- "{{BCP47|simple}}" returns: "en"
- "{{BCP47|zh-classical}}" returns: "lzh"
Changes needed (currently using private use extension):
- "{{BCP47|nrm}}" returns: "nrf"
- "{{BCP47|roa-tara}}" returns: "it-x-tara"