Ben Ocean wrote: > > Hi; > I'm trying to concatenate a <dtml-var> with a string. I have this poor attempt: > <dtml-var expr="_.string(title_or_id.'_frame')(_,_.None)"> > where *title_or_id* is (of course) the <dtml-var> and *_frame* is the > string. How should I do this? you could try <dtml-var title_or_id>_frame or <dtml-var "_.string(title_or_id)+'_frame'"> ------------- Hannu