window.opener.closed does not work correctly Browser Compatibility Check

Description

window.opener.closed does not work correctly in Firefox or IE5.

Applicable standards

• Internet Explorer
• Firefox

Change history

• 6.55 Nov 2024 Removed rule since behavior wanted by bug reporter not match HTML Standard or MDN.
• 5.7 Dec 2014 Fixed false positive.
• 1.0 Feb 2007 Added.

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

Rule ID: BugWindowOpenerClosed