Deep exclusions

From W3C Wiki
Revision as of 07:13, 31 March 2006 by CMSMcQ (Talk)

(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to: navigation, search

Deep exclusions (a co-constraint use case)

Make the legality of a particular element type depend on the absence of another element type from the stack.

source: XHTML

Other use cases: Co-constraint Use Cases


   <a> elements cannot appear, at any depth, within other <a> elements.


(Add your analysis here; see your name in pixels!)

Possible solutions

Relax NG


Check clause


Conditional Type