provides attributes for defining the properties of non-standard characters or glyphs. liefert Attribute zur Definition der Eigenschaften von nicht standardisierten Zeichen und Glyphen. fornisce attributi per definire le proprietà di caratteri o glifi non standard provides the name of the character or glyph property being defined. provides the value of the character or glyph property being defined. specifies the version number of the Unicode Standard in which this property name is defined. gibt die Versionsnummer eines externen Standards an, in dem dieser Eigenschaftsname definiert ist.

In this example a definition for the Unicode property Decomposition Mapping is provided.

All name-only attributes need an xs:boolean attribute value inside value.