[R] Combining Differnt columns in one single column

[anteneh asmare]

Dear Rui,  Thanks a lot! This exactly what I was looking for it.
Kind regads,
Hana

On 6/14/22, Rui Barradas <ruipbarradas using sapo.pt> wrote:
> Hello,
>
> Are you looking for this?
>
>
> ID_names <- sprintf("id%05d", 1:50000)
> head(ID_names)
> #> [1] "id00001" "id00002" "id00003" "id00004" "id00005" "id00006"
> tail(ID_names)
> #> [1] "id49995" "id49996" "id49997" "id49998" "id49999" "id50000"
>
>
> sprintf with the format %05d pads the integers with zeros to length 5.
> And you won't need to combine the 5 vectors, it already is only one.
>
> Hope this helps,
>
> Rui Barradas
>
> Às 20:48 de 13/06/2022, anteneh asmare escreveu:
>> Dear All, I have the following column name in different data frame and
>> different size
>> ID_names1 <- paste0("id0000",1:9)
>> ID_names2 <- paste0("id000",10:99)
>> ID_names3 <- paste0("id00",100:999)
>> ID_names4 <- paste0("id0",1000:9999)
>> ID_names5 <- paste0("id",10000:50000)
>> Dose it possible to combine in to a single column in r?
>> Best,
>> Hana
>>
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>