RE: sum() function

sum(root/tag[tagID='FA40']/tagF)

-----Original Message-----
From: David Alcantara [mailto:wwwdavid@xxxxxx]
Sent: 26 March 2003 13:57
To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
Subject:  sum() function


Hello,
i have a XML like:

<root>
<tag>
	<tagID>FA40</tagID>
	<tagF>
		<tagG>25</tagG>
	</tagF>
</tag>
<tag>
	<tagID>RR</tagID>
	<tagF>
		<tagG>50</tagG>
	</tagF>
</tag>
<tag>
	<tagID>FA40</tagID>
	<tagF>
		<tagG>25</tagG>
	</tagF>
</tag>
</root>

and I want to apply the function sum() but only when tagID = FA40.
Can somebody help me?
thanks in advance

david


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