On Fri, May 4, 2012 10:23 am, Andrew Welch wrote:
Given that:
<xsl:variable name="v1" select="/nothing eq 'a' " as="xs:boolean"/>
will cause an exception if /nothing returns (), what is best / most
efficient way to construct this variable?
<xsl:variable name="v1" select="/nothing = 'a' " as="xs:boolean"/>
That would work, of course (for well-formed XML).
If you want to be obvious about it:
<xsl:variable name="v1" select="exists(/nothing) and /nothing eq 'a'"
as="xs:boolean" />
Regards,
Tony Graham tgraham(_at_)mentea(_dot_)net
Consultant http://www.mentea.net
Mentea 13 Kelly's Bay Beach, Skerries, Co. Dublin, Ireland
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