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Re: redirecting a file descriptor to an array variable? Possible? How? RFE?

From Greg Wooledge <wooledg@eeg.ccf.org>
Newsgroups gnu.bash.bug
Subject Re: redirecting a file descriptor to an array variable? Possible? How? RFE?
Date 2015-11-18 15:38 -0500
Message-ID <mailman.183.1447879104.31583.bug-bash@gnu.org> (permalink)
References <564532BD.60801@tlinx.org> <CAJnmqwbeSXYrNF6zEJ9nEx2Zyi23X9fxLvkkc1HFOh7JkqZUsw@mail.gmail.com> <564CC7A1.9090004@tlinx.org> <20151118185629.GJ27325@eeg.ccf.org> <564CDF9B.6050401@tlinx.org>

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On Wed, Nov 18, 2015 at 12:29:15PM -0800, Linda Walsh wrote:
> Greg Wooledge wrote:
> >An argument cannot contain a NUL byte.  So it's moot.
> ---
> 	As in:
> >printf '"%c"\n'  $'\x00'|hexdump -C
> 00000000  22 00 22 0a                                       |".".|

imadev:~$ printf '"%c"\n' '' | od -t x1
0000000   22   0  22   a
0000004

$'\x00' and $'\0' and '' and "" are all empty strings.

Still don't believe me?

imadev:~$ x=$'\x00'; echo "${#x}"
0

It has length 0.

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Re: redirecting a file descriptor to an array variable? Possible? How? RFE? Greg Wooledge <wooledg@eeg.ccf.org> - 2015-11-18 15:38 -0500

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