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Re: How to get value of attribute (XPath)?

From: "LJB" <postmaster@---.-.-.->
To: NULL
Date: 10/7/2009 10:40:00 AM
"Martin Honnen" <mahotrash@y...> wrote in message 
news:%23VY7Pf1RKHA.4028@T......
> LJB wrote:
>> I've been trying to return the value of an attribute named "server" but 
>> keep getting an XPathSelectionIterator. What do I need to change? The 
>> following returns "1" which is what I expected.
>> Console.WriteLine(nav.Evaluate("count(//location[@office='JAC'])"));
>> I'm thinking it should be something like
>> Console.WriteLine(nav.Evaluate("//location[@office='JAC']/@server"));
>> but that doesn't give me the value.
>
> If you want to access a single node you might want to use SelectSingleNode 
> instead of Evaluate, that way you get an XPathNavigator and can access the 
> Value property e.g.
>
>   XPathNavigator server = 
> nav.SelectSingleNode("//location[@office='JAC']/@server");
>   if (server != null) // XPath found node
>   {
>     Console.WriteLine(server.Value);
>   }
>   else // handle case that no node was found
>   {
>     //
>   }
>
>
> -- 
>
> Martin Honnen --- MVP XML
> http://msmvps.com/blogs/martin_honnen/

THANK YOU. It works perfectly. 




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