Generating DTD
A Data Type Definition (DTD) is required for running structure validation checks on a Web content file. PhpStorm can scan any XML file for the existing elements and attributes and generate a DTD for it.
To generate a DTD for an XML file
Open the desired file in the active editor tab.
On the main menu, choose
. The resulting DTD is added as a section above the first line of the file.
Last modified: 21 November 2018