On Feb 4, 2014, at 4:57 PM, Rolf Turner wrote:
>
>
> If I have a character such as "£" stored in a object called "xxx", how can I
> obtain the hex code representation of this character? In this case I know
> that the hex code is "\u00A3", but if I didn't, how would I find out?
>
> I would like a function "foo()" such that foo(xxx) would return, say, the
> string "00A3".
>
Close:
> as.hexmode(utf8ToInt("£"))
[1] "a3"
> I have googled and otherwise searched around and have come up with nothing
> that seemed at all helpful to me. If I am missing something obvious, please
> point me at it.
>
> (I have found a table on the web, which contains the information that I need,
> but it is only accessible "by eye" as far as I can discern.)
>
> Supplementary question: Suppose I have the string "00A3" stored in
> an object called "yyy".
> intToUtf8(as.hexmode('00A3'))
[1] "£"
> How do I put that string together with "\u"
> so as to obtain "£"? I thought I could do
>
> xxx <- paste("\u",yyy,sep="")
>
> but R won't let me use "\u" "without hex digits". How can I get around this?
>
> Thanks.
>
> cheers,
>
> Rolf Turner
>
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David Winsemius
Alameda, CA, USA
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