Specifies that this property attribute takes an XML qualified name.
<QNAME/>
None.
Parent: attribute.
Children: None.
A qualified name is a combination of a prefix corresponding to a URI and a local name. An example would be "xs:string", where "xs" corresponds to the URI http://www.w3.org/2001/XMLSchema and "string" is the local name.
This element is one of several you can use to specify the type of a property attribute's value. The complete list includes boolean, class-name, class-names, date, decimal, enumeration, file-path, integer, QNAME, text, URI, URL, URN, XML, or custom. Note that you may use only one of these types for a given attribute.