[R] easy way to cap a data frame to a max value

Gabor Grothendieck ggrothendieck at gmail.com
Fri Nov 7 22:38:03 CET 2008


That should be pmin:

On Fri, Nov 7, 2008 at 4:25 PM, Gabor Grothendieck
<ggrothendieck at gmail.com> wrote:
> Assuming the data frame is all numeric:
>
> DF[] <- pmax(10, unlist(DF))
>
>
> On Fri, Nov 7, 2008 at 4:16 PM, Grey Moran <grey.moran at gmail.com> wrote:
>> Hello,
>>
>> I have some rather large matrices.  Is there a way (without having to
>> loop) to cap all the values of a data frame to a given ceiling?
>> E.g.
>> junk <- cbind(c(1,2,3,4,5),c(2,4,6,8,10))
>>> junk
>>     [,1] [,2]
>> [1,]    1    2
>> [2,]    2    4
>> [3,]    3    6
>> [4,]    4    8
>> [5,]    5   10
>>
>>>" replace anything over the value of 5 with 5..."
>>
>> Thank you all,
>>
>> Grey
>>
>> ______________________________________________
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>> 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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