Re: virtual files?

[Emanuel Berg <embe8573@xxxxxxxxxxxxx>]

Bart Schaefer <schaefer@xxxxxxxxxxxxxxxx> writes:

> Thus
>
>     () { cat $1 } =(echo foo)
>
> also prints foo. The ":" command is just a quick
> built-in no-op that produces no output, so that the
> temporary file created by =(:) will be empty.

Got it!

This also means if you want to have several local
files (names to temporary files) in the same limited
scope you have to stack several =(:) as well!

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