Re: Oh look, another language (ceylon)

From	Mark Lawrence <breamoreboy@yahoo.co.uk>
Subject	Re: Oh look, another language (ceylon)
Date	2013-11-18 15:06 +0000
References	(5 earlier) <41f332dd-1c31-4699-9176-7e8589f9c8ae@googlegroups.com> <CAPTjJmoJ1FPzP8JyAufNx1B6jZgrCzfEmbU96K_JukVa_v5TiQ@mail.gmail.com> <CALwzidnBN9-Xek23MVs_2QBUPZOiY73bu3GPqBdvPtq8wcj44w@mail.gmail.com> <mailman.2840.1384778198.18130.python-list@python.org> <m2vbzpdbn2.fsf@cochabamba.vanoostrum.org>
Newsgroups	comp.lang.python
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On 18/11/2013 14:31, Piet van Oostrum wrote:
> Chris Angelico <rosuav@gmail.com> writes:
>
>> On Mon, Nov 18, 2013 at 11:29 PM, Ian Kelly <ian.g.kelly@gmail.com> wrote:
>>>
>>> On Nov 18, 2013 3:06 AM, "Chris Angelico" <rosuav@gmail.com> wrote:
>>>>
>>>> I'm trying to figure this out. Reading the docs hasn't answered this.
>>>> If each character in a string is a 32-bit Unicode character, and (as
>>>> can be seen in the examples) string indexing and slicing are
>>>> supported, then does string indexing mean counting from the beginning
>>>> to see if there were any surrogate pairs?
>>>
>>> The string reference says:
>>>
>>> """Since a String has an underlying UTF-16 encoding, certain operations are
>>> expensive, requiring iteration of the characters of the string. In
>>> particular, size requires iteration of the whole string, and get(), span(),
>>> and segment() require iteration from the beginning of the string to the
>>> given index."""
>>>
>>> The get and span operations appear to be equivalent to indexing and slicing.
>>
>> Right, that's what I was looking for and didn't find. (I was searching
>> the one-page reference manual rather than reading in detail.) So, yes,
>> they're O(n) operations. Thanks for hunting that down.
>>
>> ChrisA
>
> It would be so much better to use the Flexible String Representation.
>

I agree but approximately 0.0000000142857% of the world population 
disagrees.

-- 
Python is the second best programming language in the world.
But the best has yet to be invented.  Christian Tismer

Mark Lawrence

Thread

Oh look, another language (ceylon) Neal Becker <ndbecker2@gmail.com> - 2013-11-13 14:33 -0500
  Re: Oh look, another language (ceylon) Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2013-11-17 16:41 +1300
    Re: Oh look, another language (ceylon) Chris Angelico <rosuav@gmail.com> - 2013-11-17 15:10 +1100
    Re: Oh look, another language (ceylon) Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-11-17 05:48 +0000
      Re: Oh look, another language (ceylon) jkn <jkn_gg@nicorp.f9.co.uk> - 2013-11-17 00:34 -0800
    Re: Oh look, another language (ceylon) Mark Lawrence <breamoreboy@yahoo.co.uk> - 2013-11-17 12:41 +0000
      Re: Oh look, another language (ceylon) Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2013-11-18 11:33 +1300
        Re: Oh look, another language (ceylon) Chris Angelico <rosuav@gmail.com> - 2013-11-18 11:42 +1100
        Re: Oh look, another language (ceylon) Tim Daneliuk <tundra@tundraware.com> - 2013-11-17 16:48 -0600
          Re: Oh look, another language (ceylon) Mark Lawrence <breamoreboy@yahoo.co.uk> - 2013-11-18 23:51 +0000
            Re: Oh look, another language (ceylon) Tim Daneliuk <tundra@tundraware.com> - 2013-11-18 18:31 -0600
    Re: Oh look, another language (ceylon) Rick Johnson <rantingrickjohnson@gmail.com> - 2013-11-17 16:18 -0800
      Re: Oh look, another language (ceylon) Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2013-11-18 19:45 +1300
        Re: Oh look, another language (ceylon) Chris Angelico <rosuav@gmail.com> - 2013-11-18 17:56 +1100
          Re: Oh look, another language (ceylon) wxjmfauth@gmail.com - 2013-11-18 01:44 -0800
            Re: Oh look, another language (ceylon) Mark Lawrence <breamoreboy@yahoo.co.uk> - 2013-11-18 09:56 +0000
            Re: Oh look, another language (ceylon) Chris Angelico <rosuav@gmail.com> - 2013-11-18 21:04 +1100
              Re: Oh look, another language (ceylon) Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-11-18 13:31 +0000
                Re: Oh look, another language (ceylon) Chris Angelico <rosuav@gmail.com> - 2013-11-19 00:39 +1100
                Re: Oh look, another language (ceylon) Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-11-18 14:30 +0000
                Re: Oh look, another language (ceylon) Dave Angel <davea@davea.name> - 2013-11-18 15:37 -0500
                Re: Oh look, another language (ceylon) Steven D'Aprano <steve@pearwood.info> - 2013-11-19 02:29 +0000
                Re: Oh look, another language (ceylon) Chris Angelico <rosuav@gmail.com> - 2013-11-19 10:25 +1100
                Re: Oh look, another language (ceylon) Steven D'Aprano <steve@pearwood.info> - 2013-11-19 02:13 +0000
                Re: Oh look, another language (ceylon) Chris Angelico <rosuav@gmail.com> - 2013-11-19 13:54 +1100
                Re: Oh look, another language (ceylon) Chris Angelico <rosuav@gmail.com> - 2013-11-19 13:56 +1100
                Re: Oh look, another language (ceylon) wxjmfauth@gmail.com - 2013-11-19 01:10 -0800
                Re: Oh look, another language (ceylon) Bob Martin <bob.martin@excite.com> - 2013-11-20 08:19 +0000
            Re: Oh look, another language (ceylon) Ian Kelly <ian.g.kelly@gmail.com> - 2013-11-18 05:29 -0700
            Re: Oh look, another language (ceylon) Chris Angelico <rosuav@gmail.com> - 2013-11-18 23:36 +1100
              Re: Oh look, another language (ceylon) Piet van Oostrum <piet@vanoostrum.org> - 2013-11-18 10:31 -0400
                Re: Oh look, another language (ceylon) Mark Lawrence <breamoreboy@yahoo.co.uk> - 2013-11-18 15:06 +0000
        Re: Oh look, another language (ceylon) Rick Johnson <rantingrickjohnson@gmail.com> - 2013-11-18 19:33 -0800
          Re: Oh look, another language (ceylon) Steven D'Aprano <steve@pearwood.info> - 2013-11-19 07:00 +0000
            Re: Oh look, another language (ceylon) Chris Angelico <rosuav@gmail.com> - 2013-11-19 18:18 +1100
            Re: Oh look, another language (ceylon) Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2013-11-20 18:25 +1300
  Re: Oh look, another language (ceylon) Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-11-18 14:56 +0000

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