Re: Learn a Variety of Languages . . . . . . . (was: Re: [tlug] Re: Bourne Shell is the most appropriate scripting language)

[Curt Sampson <cjs@example.com>]

On Thu, 18 Jan 2007, Ian MacLean wrote:

> >      class String
> >         def utf8_char_count
> >             split('').select { |c| c[0] < 128 }.length
> >         end
> >      end
>
> am I missing somthing - doesn't this just count  all the ascii chars in
> your string ?

In UTF-8, all characters contain exactly one byte without the high bit set.

You can easily look up on the web how the encoding works.

However, Zev's solution is probably better. :-)

cjs
--
Curt Sampson       <cjs@example.com>        +81 90 7737 2974