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Re: nofork command substitution


From: alex xmb ratchev
Subject: Re: nofork command substitution
Date: Fri, 19 May 2023 14:26:55 +0200

On Fri, May 19, 2023, 14:25 alex xmb ratchev <fxmbsw7@gmail.com> wrote:

>
>
> On Fri, May 19, 2023, 13:54 Greg Wooledge <greg@wooledge.org> wrote:
>
>> On Fri, May 19, 2023 at 01:36:44PM +0200, alex xmb ratchev wrote:
>> > 'C ..'
>> > ' ..'
>> > '| ..'
>> >
>> > .. i dont get it
>>
>> Yeah, the wording isn't ideal.  I'd start it out like this:
>>
>
> yea better ..
>
>     ${ COMMAND; }
>>     ${| COMMAND; }
>>
>
> what about ${C COMMAND}
>
> Execute COMMAND in the current execution environment....
>>
>> The first form (where the character after ${ is a space, tab or newline)
>> does such and such....
>>
>> The second form (where the character after ${ is a pipe) does so and
>> so....
>
>
> thxx
>

.. this feature makes it possible to have less overheat when assign output
to var ?
.. very wanted ..

>


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