RE: Can anyURI be empty?
At 10:49 AM -0600 4/7/04, C. M. Sperberg-McQueen wrote: >The only rule I have heard suggested plausibly is that >in a URI or URI reference, it's not legal to have two >hash marks; if this is (a) true and (b) really the only >syntactic constraint on URIs and URI references, then >the set of legal lexical forms for anyURI is the set of >strings which after IRI escaping have at most one >hash mark. I can cite a few more examples of strings that are definitely not URIs. Here's one: http://www.example.com/file%GF.html Of course what to do if you encounter such a string where you expect a URI is an open question. The XML Base errata note it is application specific. -- Elliotte Rusty Harold elharo@m... Effective XML (Addison-Wesley, 2003) http://www.cafeconleche.org/books/effectivexml http://www.amazon.com/exec/obidos/ISBN%3D0321150406/ref%3Dnosim/cafeaulaitA
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