[Rd] nchar( NA )

Sarah Goslee sarah.goslee at gmail.com
Fri Jun 18 22:58:43 CEST 2010


Hi Romain,

Did you read the help for nchar?

Value:

     For ‘nchar’, an integer vector giving the sizes of each element,
     currently always ‘2’ for missing values (for ‘NA’).

It may be unexpected behavior, but it's *well-documented* unexpected behavior.

Sarah

On Fri, Jun 18, 2010 at 4:52 PM, Romain Francois
<romain at r-enthusiasts.com> wrote:
> Hello,
>
> Is this expected ?
>
>> nchar( c( "", NA ) )
> [1] 0 2
>
> Should not the second one be NA ?
>
> Romain
>


-- 
Sarah Goslee
http://www.functionaldiversity.org



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