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From: Alexander Kapshuk <alexander.kapshuk@gmail.com>
Date: Thu, 26 Apr 2018 17:57:26 +0300
Message-ID: <CAJ1xhMWLyM2JuKowpPFuzgWUfDYj=g_p0QgQt1hWQ1KME_16Mg@mail.gmail.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
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Subject: Re: [9fans] simple rc problem in p9p (on OpenBSD)
Topicbox-Message-UUID: d4a4ba62-ead9-11e9-9d60-3106f5b1d025

On Thu, Apr 26, 2018 at 5:45 PM, Rudolf Sykora <rudolf.sykora@gmail.com> wrote:
> Hello
>
> I, using OpenBSD's p9p, see this
>
> % w='A
>     B
>     C'
> % echo $w
> A
> B
> C
> % for(i in $w) {echo $i; echo XXX}
> A
> B
> C
> XXX
>
> ie, w in for is taken as just one argument instead of
> 3. What can I do with it?
>
> I haven't modified ifs (it should be \n space and tab).
> (How can I check, say see the character codes?)
>
> Thanks for comments
> Ruda
>

Here, $w's value is a string.
% w='A
B
C'
% echo $#w
1

And here, it's a list.
% w=(A B C)
% echo $#w
3
% for(i in $w) {echo $i; echo XXX}
A
XXX
B
XXX
C
XXX