◇◆

%date.class; Date Class Elements

Class consisting of all the types of dates permitted in this Tag Set for use inside the content model for the date-style elements, such as <history>.

Usage/Remarks

Currently, this class consists of the two types of dates: <date> and <string-date>, for use inside the content model for the date-style elements, such as <history>.
Declaration
<!ENTITY % date.class   "date | string-date"                         >