something like this format- the multiple colums are created by a date field which is not displayed here.
The main question is regarding the subtotals.

<begin>

<trade>
	<a>
	<step>
		<val>23</val>
	<step>

</trade>
<trade>
	<a>
	<step>
		<val>23</val>
	<step>


</trade>
<trade>
	<a>
	<step>
		<val>23</val>
	<step>


</trade>
<trade>
	<b>
	<step>
		<val>23</val>
	<step>

</trade>
<trade>
	<b>
	<step>
		<val>23</val>
	<step>


</trade>


</begin>

-----Original Message-----
From: Mark Lundquist <ml@xxxxxxxxxxxxxx>
Sent: Jan 5, 2005 12:19 AM
To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
Subject: RE:  for-each and summing based on group



> -----Original Message-----
> From: dsk [mailto:dmitrik@xxxxxxxxxxxxxx]
> Sent: Tuesday, January 04, 2005 8:09 PM
> To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> Subject:  for-each and summing based on group
>
>
>
> within a for-each there might be various sets of values which produce the
> following grid, where val is equal to a number
>
> a  val val val
> a  val val val
> a  val val val
> b  val val val
> b  val val val
> c  val val val
> c  val val val
>
> what is the best way to insert a sum line for the first
> column a, one for b, and one for c.
>
> is a nested for each needed? or checking to see if the following value is
> not equal to the preceding, then then summing?

Hi Dmitri,

What Does Your XML Look Like? (tm) :-)

-- Mark