[R] function

[David Richmond]

If you want to test for "NA" (Not a number?) you want

is.na()

or !is.na() (is not "NA") in your case.


On Tuesday, February 18, 2003, at 06:50  PM, skayis at lic.co.nz wrote:

> Dear R users,
>
> I have some R code and trying to understand it. I have a vector
>
>  myvec
>  [1] 24 24 10 10 10 10 10 44 44 44 45 45 45 54 54 54 54 42 42
>
> and a scaler
>
>  myscaler
> [1] 10
>
> The following function:
> match(myvec,myscaler)!="NA"
>
>  returns :
>
>  [1]   NA   NA TRUE TRUE TRUE TRUE TRUE   NA   NA   NA   NA   NA   NA  
>  NA
> NA   NA   NA   NA    NA
>
> I need a return
>
> FALSE  FALSE TRUE TRUE TRUE TRUE TRUE   FALSE FALSE ...FALSE
>
> Is there any function to perform this?
>
> Any help deeply appreciated.
>
> Kind Regards
>
> Seyit Ali
>
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