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

Erik Iverson iverson at biostat.wisc.edu
Fri Nov 7 22:29:32 CET 2008


Are they objects of class "matrix" or "data.frame"? You seem to make 
reference to both, but know there is a difference.

Try:

junk[junk > 5] <- 5



Grey Moran 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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