Hi
First of all you shall transfer your data to R.
Maybe it can be solved by apply but in your case I would use for cycle
Let say your data frame is named doc
lll<-vector(nrow(doc), mode="list")
for(i in 1:nrow(doc)) lll[[i]]<-colnames(doc)[(which(doc[i,]>0))]
Cheers
Petr
> -----Original Message-----
> From: r-help-bounces at r-project.org [mailto:r-help-bounces at r-
> project.org] On Behalf Of Adam.N.Jenkins13 at gmail.com
> Sent: Wednesday, October 15, 2014 2:24 PM
> To: r-help at r-project.org
> Subject: [R] Retrieving lists of colnames
>
>
>
> Hi what I have is a large excel doc (100 columns, 350 row) with data
> values from 0-10000. The end goal is for each row to have a list of
> colnames of which columns contain values >0. I've been tinkering
around
> with apply mostly and some other functions, any help offered would be
> greatly appreciated.
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> and provide commented, minimal, self-contained, reproducible code.
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