Rule ID |
Language 1 |
Definition |
Page must define the language of its principal content using a valid IANA language code. |
Purpose |
- Assistive technologies like screen readers and other speech output technologies need to know the languages represented by the characters in order to speak the text content correctly.
|
Mappings |
-
HTML4 Legacy Techniques
(Required)
-
HTML5 and ARIA Techniques
(Required)
|
WCAG Success Criteria |
3.1.1 Language of Page (Level A, Primary Success Criterion)
Other Related Success Criterion:
|
Rule Category |
Styling/Content |
Scope |
Page |
Target Resources |
HTML element
|
Techniques |
- Use the
lang attribute on the html or xhtml element to define the principal language of the web page.
- Use the IANA codes to identify the principal language (e.g. en, fr, ...).
|
Informational Links |
|