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Subject: RE: [dita] Attribute change in 1.1
I agree with continuing to omit the attribute and putting a note in the spec. paul > -----Original Message----- > From: Robert D Anderson [mailto:robander@us.ibm.com] > Sent: Friday, 2006 December 08 17:36 > To: dita@lists.oasis-open.org > Subject: [dita] Attribute change in 1.1 > > > As some of you may remember, back in June we voted to remove > the confusing > xmlns attribute from DITA elements in 1.1. The attribute was > considered by > all to be a bug - it had a fixed, default value of the empty > string. It was > only in the DTDs, and did not appear in the schema. There was > no reason to > have it in DITA documents or in the DTD. Here is a bit of history: > > Paul Grosso's note questioning why it is present: > http://lists.oasis-open.org/archives/dita/200605/msg00062.html > TC minutes with approval to remove it: > http://www.oasis-open.org/archives/dita/200606/msg00004.html > > We recently noticed that, even though this is a bug, it is technically > backwards-incompatible. The only ways that this would cause > problems is: > 1. If a user normalizes files, but retains the DTD statement. > The default > value of xmlns="" is added during normalization, but the > attribute is not > valid with 1.1. > 2. If a tool happens to place default attributes into the > file. This could > easily cause other problems for DITA documents, because all class > attributes would also be in the file, and thus easy for > authors to break. > > Given that the xmlns attribute was considered a bug, it would > seem to be a > mistake to put it back in. So, if there are no objections, > I'll ask Michael > to put a notification of some sort about this in the 1.1 > specifications. > > Thanks- > > Robert D Anderson > IBM Authoring Tools Development > Chief Architect, DITA Open Toolkit > (507) 253-8787, T/L 553-8787 >
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