The serializer gets the attributes from the document (DOM) or events
(SAX), do by definition these attributes exist. They may have any value,
and an empty string is a value.
Since the attribute was obtained from the DOM, you want it to appear in
the document and be brought back to the DOM when the
Currently, when an attribute has no value, it is still serialized with
an value of zero-length string. Is this behaviour correct?
I rather think nothing should be serialised is more correct. At least
the document size would be smaller if most of the attributes are not
initialised. With the current
