DTD Attribute Types - NOTATION
The attribute type of
NOTATION allows you to use a value that has been declared as a notation in the DTD.
A notation is used to specify the format of non-XML data. A common use of notations is to describe MIME types such as image/gif, image/jpeg etc.
To declare a notation:
To declare the attribute:
In the DTD, we have specified that the value of the
photo_type attribute can be one of the three values supplied. The following XML document would be valid, as it conforms to the above DTD: