On Tue, 24 Jan 2023 17:16:44 -0500
Andrew Simmons wrote:
> I tried this again with R 2.15.3, the oldest version I have installed,
> and I still got the same behaviour. It extracts the first exact match,
> then the only partial match, then NULL.
Thanks for that.
I am *sure* that I had
I tried this again with R 2.15.3, the oldest version I have installed,
and I still got the same behaviour. It extracts the first exact match,
then the only partial match, then NULL.
On Tue, Jan 24, 2023 at 5:04 PM Rolf Turner wrote:
>
>
> Has something changed, but I missed it?
>
> My
junk$y extracts the element named "y" because it found an exact match for
the name.
junk$yu extracts nothing because it does not find an exact match and finds
multiple partial matches.
junk$yuc or junk$yur would work because it finds no exact match and then
exactly one partial match.
On Tue,
Has something changed, but I missed it?
My recollection is that $ extraction used partial matching.
E.g. if one did
junk <- list(yuck=1,yurk=2,y=3)
junk$y
then one would get 1 as the result; probably *not* the desired result.
See fortunes::fortune("toad").
To get the desired result,
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