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Re: //b[1]//c gives different results if the first b is nested in another element

From: David Carlisle <david-news@---------.-----.--.-->
To: NULL
Date: 9/14/2008 11:19:00 AM


yawnmoth wrote:
> <a>
>   <b>
>     <c/><c/>
>   </b>
>   <b>
>     <c/><c/><c/>
>   </b>
>   <b>
>     <c/>
>   </b>
> </a>
> 
> Doing //b[1]//c on that yields two items.  If, however, I put the
> first <b></b> within a <d></d>, I get five items.  My question is...
> why?
> 
> Here's what I mean by "put the first <b></b> within a <d></d>":
> 
> <a>
>   <d>
>     <b>
>       <c/><c/>
>     </b>
>   </d>
>   <b>
>     <c/><c/><c/>
>   </b>
>   <b>
>     <c/>
>   </b>
> </a>
> 
> Why does that return 5 items when the first only returns 2?


//b[1] means select all b that are the first b child of their parent.
If you want to select the first b descendant use
/descendant::b[1]

David


-- 
http://dpcarlisle.blogspot.com

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