[erlang-questions] Downcase Accented characters

Loïc Hoguin <>
Sun Oct 21 22:00:15 CEST 2012


Yes and no, this example would still work I think? I'm no expert on how 
Erlang deals with unicode, I just know what string:to_lower/1 does. :)

On 10/21/2012 09:51 PM, Roberto Ostinelli wrote:
> Oh I see.
>
> So if I want to downcase this string: "∞-HOpe@☺.ÉXAMple.com/My❤" I will
> need ux?
>
> r.
>
> On Sun, Oct 21, 2012 at 12:46 PM, Loïc Hoguin <
> <mailto:>> wrote:
>
>     This only works for letters found in latin1, not for all the
>     uppercases found in unicode. If that's good enough for you then you
>     don't need ux. :)
>
>
>     On 10/21/2012 09:39 PM, Roberto Ostinelli wrote:
>
>         For the records, this just works..
>
>         start() ->
>         Unicode = list_to_binary("∞-HOpe@☺.__EXAMple.com/My❤"),
>         Result =
>         list_to_binary(string:to___lower(binary_to_list(Unicode))__),
>         "∞-hope@☺.example.com/my <http://example.com/my>
>         <http://example.com/my>❤" = binary_to_list(Result).
>
>
>         any downsides I'm not seeing?
>
>         On Sun, Oct 21, 2012 at 12:25 PM, Roberto Ostinelli
>         < <mailto:>
>         <mailto: <mailto:>>> wrote:
>
>              Thank you Loïc,
>
>              did you happen to benchmark it? Would that be better/faster
>         than a
>              simple list_to_binary(string:to___lower(binary_to_list(Bin)))?
>
>
>              On Sun, Oct 21, 2012 at 12:18 PM, Loïc Hoguin
>         < <mailto:>
>              <mailto: <mailto:>>> wrote:
>
>                  On 10/21/2012 09:14 PM, Roberto Ostinelli wrote:
>
>                      Dear list,
>
>                      I've a binary string which includes accented
>         characters and
>                      unicode,
>                      that i need to downcase.
>
>                      Is my real best option here to convert everything
>         to list
>                      and downcase that?
>
>
>                  Your current best option is ux_string:to_lower/1 from
>         the ux
>                  library which will properly lower all characters, not
>         just A-Z.
>
>                  Should be at https://github.com/erlang-____unicode/ux
>         <https://github.com/erlang-__unicode/ux>
>
>                  <https://github.com/erlang-__unicode/ux
>         <https://github.com/erlang-unicode/ux>>
>
>                  --
>                  Loďc Hoguin
>                  Erlang Cowboy
>                  Nine Nines
>         http://ninenines.eu
>
>
>
>
>
>     --
>     Loïc Hoguin
>
>     Erlang Cowboy
>     Nine Nines
>     http://ninenines.eu
>
>


-- 
Loïc Hoguin
Erlang Cowboy
Nine Nines
http://ninenines.eu



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