img must have an alt attribute Web Standard

Description

An img element must have an alt attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.

Applicable standards

• HTML5

Change history

• 6.46 Sep 2022 Updated to match HTML Standard.
• 5.32 Feb 2019 Updated to match W3 Validator changes.
• 5.1 Jan 2013 Updated to match HTML 5.0 Candidate Recommendation.
• 5.0 Oct 2012 Added.

This page describes a web site issue detected in HTML documents by SortSite Desktop and OnDemand Suite.

Rule ID: W3cHtml5MissingImgAlt