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RE: XPath problem with selectSingleNode in MSXML4

• To: Dare Obasanjo <dareo@m...>, xml-dev@l...
• Subject: RE: XPath problem with selectSingleNode in MSXML4
• From: John Sands <wonkowatson@y...>
• Date: Mon, 8 Apr 2002 14:01:49 -0700 (PDT)
• In-reply-to: <8BD7226E07DDFF49AF5EF4030ACE0B7E05573C65@r...>

>> getAttribute returns a string while selectSingleNode returns
>> an object

Yes! Got it now:

 var href = xmldoc.selectSingleNode("/config/link[@default]/@href").value;

Thanks.


--- Dare Obasanjo <dareo@m...> wrote:
> > -----Original Message-----
> > From: John Sands [mailto:wonkowatson@y...] 
> > Sent: Sunday, April 07, 2002 8:46 PM
> > To: xml-dev@l...
> > Subject:  XPath problem with selectSingleNode in MSXML4
> > 
> > 
> > I have a file called config.xml like this:
> > 
> >  <?xml version="1.0"?>
> >  <config>
> >   <link href="tree.asp"/>
> >   <link href="search.asp" default="true" />
> >  </config>
> > 
> > This Javascript ASP code finds the href with the 
> > "default=true" attribute:
> > 
> >  var xmldoc = new ActiveXObject("MSXML2.DOMDocument.4.0");
> >  xmldoc.async = false;  xmldoc.load(Server.MapPath("config.xml"));
> >  xmldoc.setProperty("SelectionLanguage", "XPath");
> >  var defaultpage = xmldoc.selectSingleNode("/config/link[@default]");
> >  var href = defaultpage.getAttribute("href");
> > 
> > My question is, why doesn't this code find it as well?
> > 
> >  var xmldoc = new ActiveXObject("MSXML2.DOMDocument.4.0");
> >  xmldoc.async = false;  xmldoc.load(Server.MapPath("config.xml"));
> >  xmldoc.setProperty("SelectionLanguage", "XPath");
> >  var href = xmldoc.selectSingleNode("/config/link[@default]/@href");
> > 
> 
> The latter code does find it as well. The following code works fine for
> me 
> 
>  var xmldoc = new ActiveXObject("MSXML2.DOMDocument.4.0");
>  xmldoc.async = false;   
>  xmldoc.loadXML("<config><link href=\"tree.asp\"/><link
> href=\"search.asp\" default=\"true\" /></config>");
>  WScript.Echo(xmldoc.xml);  
>  xmldoc.setProperty("SelectionLanguage", "XPath");
>  var defaultpage = xmldoc.selectSingleNode("/config/link[@default]");
>  var href = defaultpage.getAttribute("href");
>  WScript.Echo("1: " + href);
>  href = xmldoc.selectSingleNode("/config/link[@default]/@href");
>  WScript.Echo("2: " + href.value);
> 
> when executed using Windows scripting host. The difference in behavior
> is because getAttribute returns a string while selectSingleNode returns
> an object.  
> 
> Hope this helps. 
> 
> PS: Ignore my prior offlist email, this is NOT a bug. 
> 
> -- 
> PITHY WORDS OF WISDOM 
> A journey of a thousand miles begins with a cash advance.
>  
> This posting is provided "AS IS" with no warranties, and confers no
> rights. 
> You assume all risk for your use. (c) 2002 Microsoft Corporation. All
> rights reserved.


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  • RE: XPath problem with selectSingleNode in MSXML4
    • From: "Dare Obasanjo" <dareo@m...>

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