I solved it via ColdFusion server-side for now. Thanks anyway. Don
--- In flexcoders@yahoogroups.com, "nasawebguy" <[EMAIL PROTECTED]> wrote: > > I have an existing arrayCollection coming in that looks like: > > id,mydate,type,... > 1,1/1/2008,type1 > 2,1/2/2008,type2 > 3,1/7/2008,type3 > 4,1/7/2008,type1 > 5,1/8/2008,type2 > ... > > This is a dataProvider for a dataGrid. > > What I'd like to do is create a new dataProvider for a chart, based on > this existing data. > > I need to count the number of each type for each week resulting in a > new ArrayCollection > > weekending, type, count > 1/7/2008,type1,10 > 1/7/2008,type2,5 > > My chart would display > Yaxis Number(OfEachType) > Xaxis WeekEndingDate > > I'd like 3 series (type1,type2,type3) so I can fill colors for each type. > > I'd prefer not the have to query the database again to produce an > ArrayCollection dataProvider for the chart. There are some complicated > SQL options for this, but I was wondering if Flex offered an easier > way for me to do this so I only make one trip to the database. > > I know how to loop through an arraycollection and how to produce a new > dataProvider, but I don't know how to handle converting/grouping the > dates by weekending date in the new ArrayCollection. > > Any assistance would be appreciated. > > Thanks, > Don >
