That's very help for me to learn. Thanks again.
Fanyin

--- Geert Josten <Geert.Josten@xxxxxxxxxxx> wrote:

> Fanyin Wang wrote:
> 
> > I'm not quite understand the match expression of
> > "item[@title !=
> >
>
''][following-sibling::item[itemmetadata/qtimetadata/qtimetadatafield[fieldlabel
> >  =  'item_type_code'][fieldentry ='OE']]]"
> 
> Take a close look. The expression consists of three
> main parts:
>   - item
>   - [@title != '']
>   - [following-sibling::item[.........]]
> 
> The index collects item elements with non-empty
> title attributes. This is what your template selects
> 
> as well, by the combination of the template match
> and if test.
> 
> But I added a second condition to the item elements
> that are collected. The second requirement is 
> that there must be a _following-sibling::item_ that
> has a fieldentry = 'OE'.
> 
> That is why I called the index 'OE-related-items'
> instead of 'OE-items'.
> 
> In your own code you select the OE-items first and
> then look for the related items, but I had to 
> reverse this for the index. preceding-sibling
> outside a predicate as in: item[fieldentry = 
> 'OE']/preceding-sibling::item[@title != ''] is not
> allowed (the parser told me)...
> 
> Grtz,
> Geert
> 
> -- 
> Geert.Josten@xxxxxxxxxxx
> IT-consultant at Daidalos BV, Zoetermeer (NL)
> 
> http://www.daidalos.nl/
> tel:+31-(0)79-3316961
> fax:+31-(0)79-3316464
> 
> GPG: 1024D/12DEBB50
> 
> 



		
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