[R] Concatenate two lists replacing elements with the same name.

Luca Cerone luca.cerone at gmail.com
Wed Jul 20 17:01:29 CEST 2016


thanks a lot for the help!

On Tue, Jul 19, 2016 at 7:20 PM, Gabor Grothendieck
<ggrothendieck at gmail.com> wrote:
> Try this:
>
>     Reduce(modifyList, list(x, y, z))
>
> On Tue, Jul 19, 2016 at 12:34 PM, Luca Cerone <luca.cerone at gmail.com> wrote:
>> Dear all,
>> I would like to know if there is a function to concatenate two lists
>> while replacing elements with the same name.
>>
>> For example:
>>
>> x <- list(a=1,b=2,c=3)
>> y <- list( b=4, d=5)
>> z <- list(a = 6, b = 8, e= 7)
>>
>> I am looking for a function "concatfun" so that
>>
>> u <- concatfun(x,y,z)
>>
>> returns:
>>
>> u$a=6
>> u$b=8
>> u$c=3
>> u$d=5
>> u$e=7
>>
>> I.e. it combines the 3 lists, but when names have the same value it
>> keeps the most recent one.
>>
>> Does such a function exists?
>>
>> Thanks for the help,
>>
>> Cheers,
>> Luca
>>
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>
>
>
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