Gregory (Greg) L. Snow Ph.D.
Statistical Data Center
Intermountain Healthcare
greg.snow at imail.org
(801) 408-8111
> -----Original Message-----
> From: r-help-bounces at r-project.org
> [mailto:r-help-bounces at r-project.org] On Behalf Of Economics Guy
> Sent: Thursday, March 13, 2008 11:07 AM
> To: r-help at stat.math.ethz.ch
> Subject: [R] Using loop numbers in write.csv
>
> This is a question I have wanted to ask for a while but
> hesitated because I was sut sure I would find the answer on
> my own, but as of yet...no dice.
>
> 1) Is there a way to use the loop number in naming things in R.
> Specifically I have a simulation that has two loops. I would
> like to be able to write out the results to a csv file after
> each iteration.
>
> something like:
>
>
> for (i in 1:10){
>
> exampleMatrix <- matrix(runif(25, 0, 1),5, 5)
>
> write.csv(exampleMatrix, file = "resultsMatrix_i.csv")
>
> }
>
> Where I would get 10 csv files named resultsMatrix_1,
> resultsMatrix_2 ... resultsMatrix_10.
>
>
> 2) On a similar note is there a way to use the loop number
> when naming things.
>
> something like:
>
>
> for (i in 1:10){
>
> exampleMatrix_i <- matrix(runif(25, 0, 1),5, 5)
>
> }
>
> Where I would then have 10 matrices in memory with the names
> exampleMatrix_1, exampleMatrix_2 ... exampleMatrix_10.
>
> Thanks,
>
> EG
>
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