you need to return 'x' as the last statement of the lapply.
Sent from my iPad
On Nov 8, 2012, at 22:06, Simon Kiss <sjk...@gmail.com> wrote:
> Hello:
> Forgive me, this is surely a simple question but I can't figure it out,
> having consulted the help archives and "Data Manipulation With R" (Spector).
> I have a list of 11 data frames with one common variable in each (prov). I'd
> like to use lapply to go through and recode one particular level of that
> common variable.
> I can get the recode to work, but it only returns the variable that has been
> recoded. I need the whole data frame with the recoded variable.
>
> Thank you for your help. Reproducible data and my current code are below.
>
>
> ####Sample Data
> mylist<-list(df1=data.frame(a=seq(1,10,1), prov=c(rep('QUE', 5), rep('BC',
> 5))), df2=data.frame(a=seq(1,10,1), prov=c(rep('Quebec', 5), rep('AB', 5))))
> str(mylist)
>
> ###My current code
> lapply(mylist, function(x) {
> recode(x$prov, "'QUE'='QC' ; 'Quebec'='QC'")
x
> }
> )
>
> *********************************
> Simon J. Kiss, PhD
> Assistant Professor, Wilfrid Laurier University
> 73 George Street
> Brantford, Ontario, Canada
> N3T 2C9
>
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