[NTG-context] extracting pages using luacode

[Hans Hagen]

On 4/25/2020 4:17 PM, Floris van Manen wrote:
> I'm trying to extract pages from an existing pdf using lua.
> But this approach to extract pages 11 and 30 does not work:
> 
> \starttext
> \startluacode
> for i, blz in ipairs({11, 30}) do
>    context.startTEXpage()
>    context.externalfigure("my_pdf.pdf", page=blz)
>    context.stopTEXpage()
> end
> \stopluacode
> \stoptext
> 
> 
> Where am I missing the point?
the syntax ...

     context.externalfigure( { "my_pdf.pdf" }, { page = blz } )


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