[Haskell-cafe] gbp sign showing as unknown character by GHC

Colin Paul Adams colin at colina.demon.co.uk
Thu Aug 20 03:12:53 EDT 2009

>>>>> "Stuart" == Stuart Cook <scook0 at gmail.com> writes:

    Stuart> On Thu, Aug 20, 2009 at 4:28 PM, Colin Paul
    Stuart> Adams<colin at colina.demon.co.uk> wrote:
    >> But how do you get Latin-1 bytes from a Unicode string? This
    >> would need a transcoding process.

    Stuart> The first 256 code-points of Unicode coincide with
    Stuart> Latin-1. Therefore, if you truncate Unicode characters
    Stuart> down to 8 bits you'll effectively end up with Latin-1 text
    Stuart> (except that any code points above U+00FF will give
    Stuart> strange results).

    Stuart> If your terminal then interprets these bytes as UTF-8 (or
    Stuart> anything else, really), the result will be gibberish or
    Stuart> worse.

Yes, but surely this will work both ways. The same bytes on input
should come back on output, shouldn't they?

Colin Adams
Preston Lancashire

More information about the Haskell-Cafe mailing list