Sent from my phone. Please excuse my brevity.
On June 1, 2017 3:55:33 AM PDT, "POLWART, Calum (COUNTY DURHAM AND DARLINGTON NHS FOUNDATION TRUST) via R-help" <r-help at r-project.org> wrote:
>Before I go and do this another way - can I check if anyone has a way
>of looping through data in odfWeave (or possibly sweave) to do a
>repeating analysis on subsets of data?
>
>For simplicity lets use mtcars dataset in R to explain. Dataset looks
>like this:
>
>> mtcars
> mpg cyl disp hp drat wt ...
>Mazda RX4 21.0 6 160 110 3.90 2.62 ...
>Mazda RX4 Wag 21.0 6 160 110 3.90 2.88 ...
>Datsun 710 22.8 4 108 93 3.85 2.32 ...
> ............
>
>Say I wanted to have a 'catalogue' style report from mtcars, where on
>each page I would perhaps have the Rowname as a heading and then plot a
>graph of mpg highlighting that specific car
>
>Then add a page break and *do the same for the next car*. I can
>manually do this of course, but it is effectively a loop something like
>this:
>
>for (n in length(mtcars$mpg)) {
>barplot (mtcars$mpg, col=c(rep(1,n-1),2,rep(1,length(mtcars$mpg)-n)))
>}
>
>There is a odfWeave page break function so I can do that sort of thing
>(I think). But I don't think I can output more than one image can I?
>In reality I will want several images and a table per "catalogue" page.
>
>At the moment I think I need to create a master odt document, and
>create individual catalogue pages. And merge them into one document -
>but that feels clunky (unless I can script the merge!)
>
>Anyone got a better way?
>
>
>
>
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