dtd-compatibility-type, data-type, common-lisp:standard-object, sb-pcl::slot-object, common-lisp:t

None

The DTD compatibility 'IDREF' type.

For this type, parse will return the string with leading and trailing whitespace removed.

The resulting value must be an NCName.

The ID-type of this data type is 'IDREF', ensuring that the value referenced must be declared as the ID of an element in the document.