Subject: Re: Tricky problem, limiting the number of source elements processed.
From: "Nikolai Grigoriev" <grig@xxxxxxxxxxx>
Date: Tue, 24 Oct 2000 18:51:06 -0400 (EST)
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Dylan,
> Lets say you have two types of elements, "typeA" and "typeB" that you want
> to display, but you only want to display a maximum number of them, say five.
> More particularly, you want to display as many of typeA as possible, up to
> the limit of five, but if there are less than five typeAs, the remaining
> space should be filled with typeBs.
If you can ensure that typeAs always precede typeBs, then
select="*[self::typeA or self::typeB][position() <= 5]"
would probably do the trick; otherwise you will need two separate selects:
select = "typeA[position() <= 5]"
select = "typeB[position() <= (5 - count(typeA))]"
Best regards,
Nikolai
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