2) I propose a new AttGroup element, thus:
<!ELEMENT AttGroup (AttDef)+>
AttGroups will be allowed as an alternative to AttDefs in
the ElementDecl content model, thus:
<!ELEMENT ElementDecl ([other stuff], (AttDef | AttGroup)*)>
They will also be allowed at XSchema level.
-- John Cowan http://www.ccil.org/~cowan cowan@ccil.org You tollerday donsk? N. You tolkatiff scowegian? Nn. You spigotty anglease? Nnn. You phonio saxo? Nnnn. Clear all so! 'Tis a Jute.... (Finnegans Wake 16.5)