itemid can only be used on elements with itemscope and itemtype Web Standard


The itemid attribute must not be specified on elements that do not have both an itemscope attribute and an itemtype attribute specified.

Applicable standards

Change history

  • 5.2 May 2013 Added.

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

Rule ID: W3cHtml5MicrodataItemid