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From: Janis Papanagnou <janis_papanagnou+ng@hotmail.com>
Newsgroups: comp.unix.shell
Subject: Re: Another 'What's the diff Q" (LDo will like this)
Date: Tue, 17 Sep 2024 17:38:59 +0200
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On 17.09.2024 15:10, Kenny McCormack wrote:
> In article <vcbb68$3dfds$1@dont-email.me>,
> Janis Papanagnou  <janis_papanagnou+ng@hotmail.com> wrote:
> ...
>>> Note that I use both constructs, as the mood suits me, but I just got to
>>> thinking that maybe <<< doesn't actually add any new functionality.
>>
>> It's actually a restriction since it doesn't allow (e.g.) to control
>> variable expansion (as is possible with escaping the tag ('EOF' in
>> your example, which prevents expansion, vs. unquoted/unescaped EOF ).
> 
> Well, not really.  I can always do:

Ah, of course!

So what remains then is only '<<<' being a one-liner shortcut and
the '<<-' (plus the '<<#' in ksh) features to control indentation,
I suppose.

Janis

> 
> $ cmd << EOF
> $(fortune)
> EOF
> $
> 
> and/or:
> 
> $ cmd <<< "
> $(fortune)
> "
> $
> 
> Same diff, innit?
>