[R] is.infinite usage

[Uwe Ligges]

Ernesto Jardim wrote:

> Hi,
> 
> Is there a way of using is.infinite as is.na ? I'd like to avoid looping
> the data.frame.
> 
> 
>>mat
> 
>   x   y  z
> 1 1 Inf NA
> 2 2 Inf NA
> 3 3 Inf NA
> 
>>is.na(mat)
> 
>       x     y    z
> 1 FALSE FALSE TRUE
> 2 FALSE FALSE TRUE
> 3 FALSE FALSE TRUE
> 
> What I get at the moment is
> 
> 
>>is.infinite(mat)
> 
>     x     y     z
> FALSE FALSE FALSE


No, but what's the problem using

   sapply(mat, is.infinite)

instead?

Uwe Ligges



> Thanks
> 
> EJ
> 
> ______________________________________________
> R-help at stat.math.ethz.ch mailing list
> https://www.stat.math.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html