Ok i now use toList :-). It seems to work on the data itself rather than to construct a new one.
Thanks again Martin On 14 Jan., 21:36, Ross Mellgren <[email protected]> wrote: > Oh sorry, my bad. I think it would be better to do m.toSeq.map ... instead of > m.elements.collect.map ... > > -Ross > > On Jan 14, 2010, at 3:14 PM, [email protected] wrote: > > > Thanks > > .elements provides an Iterator. I have added collect to get a Seq and > > now it works: > > > JsArray( > > (m.elements.collect.map > > { case (k, v) => JsObj(k -> JsArray(v._1, v._2)) } > > : _*) > > > ) > > > Martin > > > On 14 Jan., 18:32, Ross Mellgren <[email protected]> wrote: > >> Haven't compiled or tested it, but here's something that should work: > > >> JsArray(m.elements.map { case (k, v) => JsObj(k -> JsArray(v._1, v._2)) }: > >> _*) > > >> -Ross > > >> On Jan 14, 2010, at 11:25 AM, [email protected] wrote: > > >>> Hi > >>> i need some help with a conversation from HashMap to JsArray. > > >>> I have something like: > > >>> var m = new HashMap[String, (Int,Int)] > > >>> and i want to use it in JE.Call as an argument. I think it has to be > >>> converted to a JsArray. Some kind of map or fold should fit here, but > >>> i dont know how to do it. > >>> The JSON should look like [{"str1":[1,2]},{"str2":[1,2]}] or any > >>> similar. > > >>> Thanks for your tipps. (maybe its more a scala issue but i try it :)) > >>> -- > >>> You received this message because you are subscribed to the Google Groups > >>> "Lift" group. > >>> To post to this group, send email to [email protected]. > >>> To unsubscribe from this group, send email to > >>> [email protected]. > >>> For more options, visit this group > >>> athttp://groups.google.com/group/liftweb?hl=en. > > -- > > You received this message because you are subscribed to the Google Groups > > "Lift" group. > > To post to this group, send email to [email protected]. > > To unsubscribe from this group, send email to > > [email protected]. > > For more options, visit this group > > athttp://groups.google.com/group/liftweb?hl=en.
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