Find a subject :: University of Waikato

Year 13 Class of 2024 :: University of Waikato

Study in New Zealand :: University of Waikato

Donate to the University of Waikato :: University of Waikato

Scholarships | Apply now :: University of Waikato

Find a paper | Catalogue of papers :: University of Waikato

Study with us :: University of Waikato

Contact the University of Waikato :: University of Waikato

Research at the University of Waikato :: University of Waikato

Fees and costs :: University of Waikato

When specifying accessible names via `aria-labelledby`, ensure that the 
label elements exist.

## Explanation

Accessible names are required for many parts of a page, including form controls.
One way to accomplish this is to use `aria-labelledby` to specify the ID or IDs of 
other elements which contain a label. For example:

```html
<h2 id="dialog-labell">Important message!</h2>
<dialog aria-labelledby="dialog-label">
```

In this example, the `aria-labelledby` for the `<dialog>` points to an ID of `dialog-label`,
which doesn't exist. The heading it refers to instead has an ID of `dialog-labell`, presumably 
a typo.

## Why this matters

It isn't usually clear when an accessible name is broken, even during user testing.

This check helps to identify where an element clearly intended to have a label, but
that label is missing.

When a label is broken, it may be impossible for a user of assistive technologies
to understand what that element does.

missing-aria-labelled-by

July 2025

June 2025

Waikato University

Title / URL	Issues
Find a subject :: University of Waikatowww.waikato.ac.nz/study/subjects/	7
Year 13 Class of 2024 :: University of Waikatowww.waikato.ac.nz/study/ncea/	7
Study in New Zealand :: University of Waikatowww.waikato.ac.nz/study/international/	7
Donate to the University of Waikato :: University of Waikatowww.waikato.ac.nz/donate/	7
Scholarships \| Apply now :: University of Waikatowww.waikato.ac.nz/study/scholarships/	7
Find a paper \| Catalogue of papers :: University of Waikatowww.waikato.ac.nz/study/papers/	7
Study with us :: University of Waikatowww.waikato.ac.nz/study/	7
Contact the University of Waikato :: University of Waikatowww.waikato.ac.nz/contact/	7
Research at the University of Waikato :: University of Waikatowww.waikato.ac.nz/research/	7
Fees and costs :: University of Waikatowww.waikato.ac.nz/study/fees-costs/	7

Fix missing ARIA label IDs

Waikato University

Where this issue has occurred