HTML Preferred DTD Regex

This match condition requires Rules Engine - Mobile Device Detection Rules. This component of Rules Engine must be purchased separately. Contact your CDN account manager to activate it.

Category: Device

Purpose: Identifies requests by whether the device that issued the request has a preferred document type definition (DTD) for HTML content (e.g., html5) that matches the pattern defined by a Perl-compatible regular expressionThis type of value is interpreted as a regular expression that defines a pattern of characters..

Key information: