Hi Anand,
Try creating a variable where you can store your data, and append it in your
loop. See added lines of code to include below...
On Thu, Nov 4, 2010 at 9:43 AM, Anand Bambhania <amb1netwo...@gmail.com>wrote:
> Hi all,
>
> I am processing 24 samples data and combine them in single table called
> CombinedSamples using following:
>
> CombinedSamples<-rbind(Sample1,Sample2,Sample3)
>
> Now variables Sample1, Sample2 and Sample3 have many different columns.
>
> To make it more flexible for other samples I'm replacing above code with a
> for loop:
>
> #Sample is a string vector containing all 24 sample names
>
#create a variable to stick your results
res<- NULL
>
> for (k in 1:length(Sample))
> {
> CombinedSamples<-rbind(get(Sample[k]))
>
res<-c(res, CombinedSamples)
> }
>
> Now, every iteration of your loop should append CombinedSamples to res, and
you won't overwrite your results every time.
HTH,
Mike
> This code only stores last sample data as CombinedSample gets overwritten
> every time. Using "CombinedSamples[k]" or "CombinedSamples[k,]" causes
> dimension related errors as each Sample has several rows and not just 24.
> So
> how can I assign data of all 24 samples to CombinedSamples?
>
> Thanks,
>
> Anand
>
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>
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