a11yTips — Ensure ID attribute values are unique

Ensure ID attribute values are unique

no. 013

Make sure ID attributes values are not duplicated in any given page

Browsers and other user agents, including assistive technologies, can accurately interpret and parse HTML content as long as ID attribute values are unique, and used according to the HTML specification. That is, making sure each ID attribute value is not used more than once on any given page. The goal is to avoid duplication errors that might cause assistive technologies to inaccurately interpret the markup and as a result, lead to misleading or false information due to markup not being used as [...]

Read article at dboudreau.tumblr.com

Article Taxonomies

Categories: Terms: , , , , , ,