From An Introduction to XML Basic Information Track Computational Science Course CPS616 -- Spring Semester 1999. byNancy McCracken,Ozgur Balsoy, Tom Scavo
Enumerated types (male|female|unknown)
CDATA type is character data - may include markup <!ATTLIST form method CDATA #FIXED `POST'>
Tokenized types include the following tokens with special meanings:
ID requires that the attribute have a unique value
IDREF is rquired to match an ID attribute within the same document