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Audit valid-lang

Ensure lang attributes have valid values

Impact:

Serious

WCAG-Konformität:

  • AA
    WCAG 3.1.2

Issue type:

failure

Element with lang attribute has valid language tag

This rule checks that a non-empty `lang` attribute of an element in the page has a language tag with a known primary language subtag.

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Autoren: Bryn Anderson, Jey Nandakumar

Finanzierung: WAI-Tools

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