Seconded!
On March 29, 2019 11:33:01 AM PDT, Rui Barradas <ruipbarra...@sapo.pt> wrote:
>Hello,
>
>I recommend you save them all in a list. It's a much better idea than
>to
>have length(names(wb)) objects in the globalenv.
>Something like the following would read them all in one go.
>
>xls_list <- lapply(seq_along(names(wb))[-1], function(i){
> read.xlsx(wb, sheet = i)
>})
>
>names(xls_list) <- gsub(" ", "_", names(wb)[-1])
>
>
>Then, you can process the list members with the *apply() functions, as
>in
>
>result_list <- lapply(xls_list, some_function, arg2, arg3)
>
>The first function argument is the sheet, arg2, etc, would be other
>function arguments.
>
>Hope this helps,
>
>Rui Barradas
>
>Às 13:07 de 29/03/2019, Assa Yeroslaviz escreveu:
>> I am trying to automate the way i read my tables. I have an Excel
>sheet I'm
>> reading using openxlsx package. The sheet contains over 30 sheets, i
>would
>> like to save each of them as separate objects.
>>
>> my workflow for now is as such:
>>
>> wb <- loadWorkbook(xlsxFile =
>"Output/Up_Down_Regulated_Gene_Lists.xlsx")
>> NAMES <- gsub(pattern = " ", replacement = "_", x = names(wb))
>> [1] "KO1_vs._WT_up" "KO2_vs._WT_down" "KO3_vs._WT_up"
>> "KO1_vs._WT_down" "KO2_vs._WT_up" ...
>> for (i in 2:length(names(wb)) ){
>> tmp <- read.xlsx(wb, sheet = i)
>>
>> ... Here I would like to have each sheet read in and sacved as a
>separate
>> data.frame.
>>
>> }
>>
>> Is there a way to read for each sheet the name from names(wb) and
>convert
>> it to a name for the object?
>>
>> something like this
>> The object KO1_vs._WT_up will save the first sheet with the same
>name
>> The object KO2_vs._WT_down will save the second sheet.
>> etc.
>>
>> Any ideas?
>>
>> thanks
>> Assa
>>
>> [[alternative HTML version deleted]]
>>
>> ______________________________________________
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>> PLEASE do read the posting guide
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>> and provide commented, minimal, self-contained, reproducible code.
>>
>
>______________________________________________
>R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see
>https://stat.ethz.ch/mailman/listinfo/r-help
>PLEASE do read the posting guide
>http://www.R-project.org/posting-guide.html
>and provide commented, minimal, self-contained, reproducible code.
--
Sent from my phone. Please excuse my brevity.
______________________________________________
R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see
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PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
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