Re: strong typed variable with restriction ?

Or return a (fake) result and terminate then?

On Wed, Feb 2, 2011 at 2:49 PM, Michael Kay <mike@xxxxxxxxxxxx> wrote:
> On 02/02/2011 12:43, Michel Hendriksen wrote:
>>
>> Or add a message in an xsl:otherwise...
>>
>> <xsl:message terminate="yes|no">
>>
>>   <!-- Content:template -->
>>
>> </xsl:message>
>>
>
> No, that won't solve the problem. If the declared type of the function is
> element(), then the otherwise branch (whether explicit or implicit, whether
> executed or not) must return an element.
>
> (It's not like Java, where you can declare a function to return String, and
> still return null. If you want to allow a "null" return in XSLT, you need
to
> declare the result as "xs:string?").
>
> Michael Kay
> Saxonica