[R] write data frame in a list

Grzes gregorio99 at gmail.com
Tue Nov 10 14:12:52 CET 2009


Thanks jholtman for advice but I need do it using a loop. (Because  my code
is a little more complicated).



jholtman wrote:
> 
> Is this what you want:
> 
>> df=data.frame(x=c(3,6,7),y=c(2,7,4))
>> df
>   x y
> 1 3 2
> 2 6 7
> 3 7 4
>> as.list(df)
> $x
> [1] 3 6 7
> 
> $y
> [1] 2 7 4
> 
> 
> On Tue, Nov 10, 2009 at 6:05 AM, Grzes <gregorio99 at gmail.com> wrote:
>>
>> Hi,
>> I have got a data frame:
>>
>> df=data.frame(x=c(3,6,7),y=c(2,7,4))
>>
>> and I would like to write my values from data frame to list using loop,
>> for
>> example:
>>
>> lista=list()
>> for (i in 1: length(?)){
>>        lista[[?]][?] = df [?]
>> }
>> But I havn't got any idea what I should put in places where I put a
>> question
>> mark?
>>
>> As a rusult I would like to get a list like this:
>> list:
>> [[1]]
>> 3,6,7
>> [[2]]
>> 2,7,4
>>
>> I wll be very happy if somebody can help me
>>
>>
>> --
>> View this message in context:
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>> Sent from the R help mailing list archive at Nabble.com.
>>
>> ______________________________________________
>> R-help at 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.
>>
> 
> 
> 
> -- 
> Jim Holtman
> Cincinnati, OH
> +1 513 646 9390
> 
> What is the problem that you are trying to solve?
> 
> ______________________________________________
> R-help at 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.
> 
> 

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