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HTML Guide

Free site validation

Find out what web pages on your sites are affected by HTML issues.

Element “meta” is missing one or more of the following attributes: “content”, “itemprop”, “property”.

A <meta> element without a content, itemprop or property attributes has been found in an unexpected place.

Check its attributes and context - depending on the section of the document (<head> or <body>), the <meta> element allows different attributes.

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Related W3C validator issues