RE: date arithmetic

xs:date($reviewDate) + xdt:yearMonthDuration('P6M')

Michael Kay
http://www.saxonica.com/ 

> -----Original Message-----
> From: David Sinclair [mailto:dsinclair@xxxxxxxxxxxx] 
> Sent: 01 September 2004 17:41
> To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> Subject:  date arithmetic
> 
> Hi,
> 
> I want to add 6 months to a date (in xslt2.0) but cant find any 
> references on how to do this.  After much googling I  tried 
> something like:
> 
>    <xsl:value-of select="xs:date($reviewDate) + 
> xs:duration('P0Y0M6DT0H00M')"/>
>    
> But the processor (Saxon 8.0)  says that date arithmetic is not 
> supported on xs:duration.   If I am barking up the right 
> tree, then what 
> are the supported subtypes?  Hope someone can help,
> 
> David Sinclair