spec checked

WCAG Understanding SC 3.1.1 Language of Page

Documents that the default human language of each web page must be programmatically determined so user agents and assistive technologies can present text correctly.

Open source

Pattern Decisions This Source Supports

Pattern Supported decision Required contract Claim note
Language selector Choose language selector when users need to switch the current page, task, or product interface to another available language. The selector names the current language and available alternatives in language labels users can recognize. Supports programmatic page-language identification after language selection.

Evidence Role

This source is treated as spec evidence. Use it to validate the decision rules above, not as a visual style reference.

Publisher: W3C WAI. Last checked: .