Procurement | Procurement | The University of Sheffield

Site owner directory | The University of Sheffield

Visit us | Visit | The University of Sheffield

Latest news | News | The University of Sheffield

Research | ELTC | The University of Sheffield

Policies | Study at Sheffield | The University of Sheffield

Full-time courses | ELTC | The University of Sheffield

About us | About us | The University of Sheffield

Queen's Anniversary Prizes | About us | The University of Sheffield

Information for journalists | News | The University of Sheffield

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

June 2024

May 2024

University of Sheffield

Title / URL	Issues
Procurement \| Procurement \| The University of Sheffieldwww.sheffield.ac.uk/procurement	4
Site owner directory \| The University of Sheffieldwww.sheffield.ac.uk/site-owner-directory	4
Visit us \| Visit \| The University of Sheffieldwww.sheffield.ac.uk/visit-us	4
Latest news \| News \| The University of Sheffieldwww.sheffield.ac.uk/news/latest	4
Research \| ELTC \| The University of Sheffieldwww.sheffield.ac.uk/eltc/about/research	4
Policies \| Study at Sheffield \| The University of Sheffieldwww.sheffield.ac.uk/study/policies	4
Full-time courses \| ELTC \| The University of Sheffieldwww.sheffield.ac.uk/eltc/full-time	4
About us \| About us \| The University of Sheffieldwww.sheffield.ac.uk/about	4
Queen's Anniversary Prizes \| About us \| The University of Sheffieldwww.sheffield.ac.uk/about/queens-prize	4
Information for journalists \| News \| The University of Sheffieldwww.sheffield.ac.uk/news/journalists	4

Fix missing ARIA label IDs

University of Sheffield

Where this issue has occurred