[XML-DEV Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] RE: Blank value in attribute list
> >You can certainly write <ELEM attr=""/> in XML, and this is > distinct from > >writing <ELEM/>; but be aware that there are a number of > interfaces in the > >DOM and in XSL that do not distinguish the two cases. > > Maybe XSL, not the DOM. (I hope). -T. > REC-DOM-Level-1-19981001, section 1.2, subsection "Interface Element", "Methods", "getAttribute": "returns the attribute value as a string, or the empty string if that attribute does not have a specified value". Not all products comply, last time I tried DataChannel it returned null rather than empty string. To distinguish an absent attribute from an attribute whose value is "" you have to use the more complex interface getAttributeNode(). Mike Kay xml-dev: A list for W3C XML Developers. To post, mailto:xml-dev@i... Archived as: http://www.lists.ic.ac.uk/hypermail/xml-dev/ and on CD-ROM/ISBN 981-02-3594-1 To (un)subscribe, mailto:majordomo@i... the following message; (un)subscribe xml-dev To subscribe to the digests, mailto:majordomo@i... the following message; subscribe xml-dev-digest List coordinator, Henry Rzepa (mailto:rzepa@i...)
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