• To: 'Mike Champion' <mc@x...>, "'Xml-Dev (E-mail)'" <xml-dev@l...>
• Subject: RE: RE: linking and DOM
• From: "Yallala, Bhaskar" <B_Yallala@D...>
• Date: Tue, 16 Jul 2002 16:58:25 -0400

Thanks 
But if I have another file c.xml which has the same Date element ID as in B,
I would be confused which one to read?
How can I make sure I want only b.xml not c.xml?
Is xpointer useful?. I have no idea on this!


> >-----Original Message-----
> >From: Mike Champion [mailto:mc@x...]
> >Sent: Tuesday, July 16, 2002 4:49 PM
> >To: 'Xml-Dev (E-mail)'
> >Subject: Re:  RE: linking and DOM
> >
> >
> >7/16/2002 4:30:14 PM, "Yallala, Bhaskar" 
> ><B_Yallala@D...> wrote:
> >
> >>> >	<Date Interval>
> >>> >		<start><Date>xyz</Date></<start>
> >>> >		<limit><Date>pqr</Date></<limit>
> >>> >	</Date Interval>
> >>> >
> >>> >And I have another file called b.xml, in which Date with ID= 
> >>> >xyz is present.
> >>> >
> >>> >How can I parse this using DOM and how can I refer in a.xml 
> >>> >, how to goto b.xml's xyz ID?
> >
> >Load a and b in separate DOM Document objects A and B.  
> >Extract the value of
> >the element or attribute in A that you want to look up in B 
> >into a variable,
> >call it "x".  Then pass "x" to B's getElementById() method 
> >on B.  You'll
> >get back an Element object where it's ID attribute has the 
> >value contained 
> >in X.
> >
> >You will need to declare that the Date elment has an ID 
> >attribute called ID
> >in a DTD or Schema governing B, or getElementById can't 
> >work.  One nice thing
> >about HTML/XHTML is that their DOMs understand that "id" is 
> >an "ID" attribute
> >without you having to tell it.
> >
> >Of course, if there are multiple Date elements with an ID 
> >value equal to the value of
> >x, then undefined and unpleasant things will happen ...but a 
> >validating 
> >parser would warn you of that. I don't know if most 
> >HTML/XHTML browsers will
> >warn you or not...
> >
> >By the way, getElementById() is defined in DOM LEvel 2, so 
> >not all DOM
> >implementations will support it.
> >
> > 
> >
> >
> >
> >
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