The XHTML 1.1 DTD is identified with:
- The public identifier: "-//W3C//DTD XHTML 1.1//EN", and
- The system identifier: "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"
It is composed of
83 elements, 642 entities, and no notations.
- 83 elements
- 642 entities
- 149 parameter entities
- 35 external entities
- 253 character entities
- 205 Marked section entities
- 0 notations
It claims to be an SGML DTD. Element names are not case sensitive. Entity names are case sensitive.