[XSL-LIST Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] Re: Required item type of value of variable $images is
I used Gerrit's example #3 and it works great. Thank you both. On Sun, Mar 31, 2019 at 10:25 PM Michael Kay mike@xxxxxxxxxxxx <xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx> wrote: > > If the template that's invoked returns text nodes, then the type check as="element()*" is going to fail. (The function conversion rules are invoked, but removal of whitespace text nodes isn't a conversion that ever happens). If you want to filter out whitespace text nodes, you'll have to do it explicitly. > > Michael Kay > Saxonica > > > On 31 Mar 2019, at 20:00, Martynas JuseviD ius martynas@xxxxxxxxxxxxx <xsl-list-service@xxxxxxxxxxxxxxxxxxxxxx> wrote: > > > > Hi, > > > > I have a simple snippet like this > > > > <xsl:variable name="images" as="element()*"> > > <xsl:apply-templates mode="ac:image"/> > > </xsl:variable> > > > > Sometimes the ac:image templates will return an <img> element, > > sometimes nothing. > > > > In the case where there are no elements in the variable, I get an error > > > > Required item type of value of variable $images is element(); > > supplied value has item type text() > > > > When I output the text, it's just whitespace. > > > > The element() cardinality is *, so why can't the processor just > > suppress the whitespace and treat the variable content as zero > > elements? > > > > The processor is Saxon-CE BTW. > > > > Martynas > > atomgraph.com
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