Re: [vim 9 script] String indexing behavior different from legacy Vim

> On 2023-06-03, Bram Moolenaar <Bram@moolenaar.net> wrote:
> >
> >> Legacy Vim script:
> >>
> >> let text = 'àbc'
> >> echo text[2]
> >>
> >> Result: 'b'
> >>
> >> Vim 9 script:
> >>
> >> const text = 'àbc'
> >> echo text[2]
> >>
> >> Result: 'c'
> >>
> >> Is the different behavior (counting chars vs bytes?) intentional?
> >
> > Yes, in Vim9 script the index is in characters. In legacy script it is
> > in bytes.
> >
> > The help for this doesn't have it's own tag, I'll add one.
> > You can find it above ":help vim9-gotchas".
>
> I was expecting to find it under `:help vim9-differences`, but either
> I missed the relevant item, or it's not there, in which case it could be
> added there.

Well, that's an overview, not a complete list. There is no objective
way to decide what to put there, what is important enough. I can add
this one, but for expressions there are more things that can matter.
Adding a link to vim9-gotchas also would be useful.

--
Execuses for making a mistake:
In the morning: "I didn't have enough coffee yet!"
In the afternoon: "Look at all the things that I did right!"
In the evening: "I'm too tired!"

/// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net \\\
/// \\\
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