Faculty of Medicine and Health Sciences - Keele University

Audio Visual Services - Keele University

HEAR - Keele University

Faculty of Natural Sciences - Keele University

Occupational Health and Safety - Keele University

Food and drink - Keele University

Keele Institute for Social Inclusion - Keele University

Foundation years - Keele University

Geophysics - Keele University

Modern slavery and human trafficking statement - Keele University

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

Keele University

Title / URL	Issues
Faculty of Medicine and Health Sciences - Keele Universitywww.keele.ac.uk/health/	3
Audio Visual Services - Keele Universitywww.keele.ac.uk/avs/	3
HEAR - Keele Universitywww.keele.ac.uk/students/academiclife/studentrecords/hear/	3
Faculty of Natural Sciences - Keele Universitywww.keele.ac.uk/natsci/	3
Occupational Health and Safety - Keele Universitywww.keele.ac.uk/occupational-health-safety/	3
Food and drink - Keele Universitywww.keele.ac.uk/study/campuslife/foodanddrink/	3
Keele Institute for Social Inclusion - Keele Universitywww.keele.ac.uk/socialinclusion/	3
Foundation years - Keele Universitywww.keele.ac.uk/study/foundationyears/	3
Geophysics - Keele Universitywww.keele.ac.uk/geophysics/	3
Modern slavery and human trafficking statement - Keele Universitywww.keele.ac.uk/modern-slavery/	3

Fix missing ARIA label IDs

Keele University

Where this issue has occurred