Course finder | London South Bank University

Crime, Harm and Justice | London South Bank University

Centre for Addictive Behaviours Research | London South Bank University

PHIRST South Bank | London South Bank University

Location | London South Bank University

News | London South Bank University

What's On | London South Bank University

Student support | London South Bank University

Policies and procedures | London South Bank University

Rachel Gadsden talks openly about disability | London South Bank 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

London South Bank University

Title / URL	Issues
Course finder \| London South Bank Universitywww.lsbu.ac.uk/study/course-finder	7
Crime, Harm and Justice \| London South Bank Universitywww.lsbu.ac.uk/our-schools/law-and-social-sciences/research/chj	6
Centre for Addictive Behaviours Research \| London South Bank Universitywww.lsbu.ac.uk/research/centres-groups/addictive-behaviours	5
PHIRST South Bank \| London South Bank Universitywww.lsbu.ac.uk/research/centres-groups/phirst-south-bank	5
Location \| London South Bank Universitywww.lsbu.ac.uk/study/study-at-lsbu/why-choose-lsbu/location	4
News \| London South Bank Universitywww.lsbu.ac.uk/about-us/news	2
What's On \| London South Bank Universitywww.lsbu.ac.uk/whats-on	2
Student support \| London South Bank Universitywww.lsbu.ac.uk/student-life/student-support	1
Policies and procedures \| London South Bank Universitywww.lsbu.ac.uk/about-us/policies-regulations-procedures	1
Rachel Gadsden talks openly about disability \| London South Bank Universitywww.lsbu.ac.uk/stories/rachel-gadsden-talks-openly-about-disability	1

Fix missing ARIA label IDs

London South Bank University

Where this issue has occurred