$Id: 05-string.rdf,v 1.3 2001/10/05 18:57:33 sandro Exp $ UnicodeCharacter The class of Unicode characters, defined in ISO/IEC 10646 and as used in XML 1.0. LATIN CAPITAL LETTER A This is a unicode character which is the latin capital letter A. String The class of all sequences of zero or more Unicode characters.