Event.source is read-only Browser Compatibility Check

Description

In IE8 and later the source property of the event object is read-only.

Help

Change the names of conflicting custom properties to avoid collision. For example: event.mySource = myObject;

Applicable standards

• Internet Explorer

Change history

• 6.47 Dec 2022 Removed since IE is discontinued.
• 5.5 May 2014 Fixed false positive.
• 4.0 Jun 2010 Added.

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

Rule ID: BugIe8EventReadOnly