[R] Failed to convert data to numeric

[Christofer Bogaso]

Hi Ivan,

Thanks for your solution.

Is there any way to remove all possible "Unicode character" that may
be present in the array at once?

On Mon, Mar 3, 2025 at 12:18 PM Ivan Krylov <ikrylov using disroot.org> wrote:
>
> В Mon, 3 Mar 2025 12:08:43 +0530
> Christofer Bogaso <bogaso.christofer using gmail.com> пишет:
>
> > dat2 = c("-24.437285333333300", "4.850695000000000",
> > "-1.918495666666670",
> >
> > "2.641818000000000", "6.777527666666670", "3.208084000000000",
> >
> > "4.193287666666670", "0.378257666666667", "4.658955000000000",
> >
> > "-9.881474000000000")
> >
> > Now when I try to convert this data to numeric, I got NA as below
> >
> > > as.numeric(dat2)
> >
> >  [1] -24.4372853   4.8506950  -1.9184957   2.6418180   6.7775277
> > 3.2080840
> >
> >  [7]   4.1932877   0.3782577   4.6589550          NA
>
> There's an invisible Unicode character in there, U+FEFF ZERO WIDTH
> NO-BREAK SPACE:
>
> > dat2 |> tail(1) |> tools::showNonASCII()
> 1: <ef><bb><bf>-9.881474000000000
>
> Try as.numeric(gsub('\ufeff', '', dat2)).
>
> --
> Best regards,
> Ivan