correction:
aggregate(.~ id, lapply(df, as.character), FUN = paste, collapse = "",
na.action = na.pass)

On Fri, Jan 21, 2011 at 5:56 PM, Henrique Dallazuanna <www...@gmail.com>wrote:

> Try this:
>
> aggregate(.~ id, lapply(replace(df, is.na(df), ''), as.character), FUN =
> paste, collapse = "", na.action = na.pass)
>
>
> On Fri, Jan 21, 2011 at 5:45 PM, Den <d.kazakiew...@gmail.com> wrote:
>
>> Dear Henrique
>> Thank you again for helping me
>> Unfortunately, your code seems not to be working
>>
>> > aggregate(.~ id, lapply(df, as.character), FUN = paste, collapse = "")
>>  id cycle1 cycle2 cycle3
>> 1  1    cmf    cmf    cmf
>> 2  2    mfc    mfc    mfc
>> 3  3     cf     cf     cf
>>
>> (letter 'a' missing in df[3,c("cycle1",cycle2")]
>>
>> You suggested very interesting approach, however. Those '.~ id' and
>> 'as.character' gave me hope for success.
>> With very best regards
>> Denis
>>
>>
>> У Пят, 21/01/2011 у 14:16 -0200, Henrique Dallazuanna піша:
>> > Try this:
>> >
>> > aggregate(.~ id, lapply(test, as.character), FUN = paste, collapse =
>> > "")
>> >
>> > On Fri, Jan 21, 2011 at 10:25 AM, Den <d.kazakiew...@gmail.com> wrote:
>> >         Dear [R] people
>> >         Could you please help with following data transformation.
>> >         Any suggestions, hints, references and even guessing on
>> >         performing any
>> >         of the following steps are highly appreciated. Those
>> >         transformations are
>> >         crucial for my work.
>> >
>> >         (n_, _n, j_, k_ signify numbers)
>> >
>> >         SOURCE DATA:
>> >         id      cycle1  cycle2  cycle3  …       cycle_n
>> >         1       c       c       c               c
>> >         1       m       m       m               m
>> >         1       f       f       f               f
>> >         2       m       m       m               NA
>> >         2       f       f       f               NA
>> >         2       c       c       c               NA
>> >         3       a       a       NA              NA
>> >         3       c       c       c               NA
>> >         3       f       f       f               NA
>> >         3       NA      NA      m               NA
>> >         ...........................................
>> >
>> >
>> >
>> >         RESULT DATA1:
>> >         id      cyc1    cyc2    cyc3    …       cyc_n
>> >         1       cfm     cfm     cfm             cfm
>> >         2       cfm     cfm     cfm             NA
>> >         3       acf     acf     cfm             NA
>> >         ...........................................
>> >
>> >
>> >         RESULT DATA2:
>> >         id      treatment
>> >         1       n_cfm
>> >         2       j_cfm
>> >         3       2acf->k_cfm
>> >         ...................
>> >
>> >
>> >         RESULT DATA3:
>> >         id      regimen numOfCycles
>> >         1       cfm     n_
>> >         2       cfm     j_
>> >         3       asf->cfm        {2+k_}
>> >         .............................
>> >
>> >
>> >
>> >         Thank you
>> >         Denis
>> >
>> >         ______________________________________________
>> >         R-help@r-project.org mailing list
>> >         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.
>> >
>> >
>> >
>> > --
>> > Henrique Dallazuanna
>> > Curitiba-Paraná-Brasil
>> > 25° 25' 40" S 49° 16' 22" O
>>
>>
>>
>
>
> --
> Henrique Dallazuanna
> Curitiba-Paraná-Brasil
> 25° 25' 40" S 49° 16' 22" O
>



-- 
Henrique Dallazuanna
Curitiba-Paraná-Brasil
25° 25' 40" S 49° 16' 22" O

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