[xquery-talk] position() and last()
jhunter at xquery.com
Tue Aug 31 22:52:40 PDT 2004
R. Mark Volkmann wrote:
> I know how to use these functions in XSLT, but I haven't figured out how to
> use them in XQuery.
> For example, suppose I want to put a comma between items, but not after the
> last one.
> I could do something like this.
> for $i in $items
> return (
> if (position() = last()) then () else ","
> This doesn't work. What am I doing wrong?
You can also try this:
...although you're probably first going to have to convert the item
sequence to a string sequence in a manner like this:
string-join(for $i in $items return string($i), ",")
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