From: Teodoro Santoni <asbrasbra@gmail.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
Subject: Re: [9fans] simple rc problem in p9p (on OpenBSD)
Date: Thu, 26 Apr 2018 17:02:07 +0200 [thread overview]
Message-ID: <CAKrMTHppL+AjMZT5oj24GmZOY7TdwPPgj2X-0UgWNxSK11MA+w@mail.gmail.com> (raw)
In-Reply-To: <CAOEdRO35rOrixKjZiggGFAakA341qYbRZwWODFhre1yreq_kfg@mail.gmail.com>
Hi,
2018-04-26 16:45 GMT+02:00, Rudolf Sykora <rudolf.sykora@gmail.com>:
> 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
>
>
; w='A
B
C'
; we=`{echo $w}
; for(i in $we) { echo 'arg '$i; }
arg A
arg B
arg C
; for(i in $w) { echo 'arg'$i; }
argA
B
C
; exit
When enclosed in single quotes, the variable is, regardless of spaces
or whatnot, a single element. For a list you have to expand it in some
way, inside a command expansion or declaring a list.
next prev parent reply other threads:[~2018-04-26 15:02 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-26 14:45 Rudolf Sykora
2018-04-26 14:54 ` Lucio De Re
2018-04-26 15:08 ` Rudolf Sykora
2018-04-26 15:29 ` Alexander Kapshuk
2018-04-26 15:48 ` Benjamin Purcell
2018-04-26 18:36 ` Rudolf Sykora
2018-04-26 19:01 ` Costin Chirvasuta
2018-04-26 20:50 ` Rudolf Sykora
2018-05-22 19:57 ` Ethan A. Gardener
2018-04-26 14:57 ` Alexander Kapshuk
2018-04-26 15:02 ` Teodoro Santoni [this message]
2018-04-26 15:10 ` Rudolf Sykora
2018-04-26 15:20 ` dexen deVries
2018-04-26 15:31 ` Rudolf Sykora
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