Course finder | London South Bank University

Alumni | London South Bank University

Professional development and short courses | London South Bank University

Search | London South Bank University

Computer Science | London South Bank University

Maps and travel | London South Bank University

News | London South Bank University

What's On | London South Bank University

Business services | London South Bank University

School of Arts and Social Sciences | 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 2025

May 2025

London South Bank University

Title / URL	Issues
Course finder \| London South Bank Universitywww.lsbu.ac.uk/study/course-finder	7
Alumni \| London South Bank Universitywww.lsbu.ac.uk/about-us/alumni	4
Professional development and short courses \| London South Bank Universitywww.lsbu.ac.uk/business/cpd-and-short-courses	4
Search \| London South Bank Universitywww.lsbu.ac.uk/stories/search	4
Computer Science \| London South Bank Universitywww.lsbu.ac.uk/study/study-at-lsbu/subjects/computing	3
Maps and travel \| London South Bank Universitywww.lsbu.ac.uk/contact-us/maps-and-travel	2
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
Business services \| London South Bank Universitywww.lsbu.ac.uk/business/business-services	1
School of Arts and Social Sciences \| London South Bank Universitywww.lsbu.ac.uk/our-schools/arts-and-social-sciences	1

Fix missing ARIA label IDs

London South Bank University

Where this issue has occurred