GNU bug report logs - #39978
Weird substitution of square brackets

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Message #8 received at submit <at> debbugs.gnu.org (full text, mbox):

From: Evangelos Tsagkas <tsagkase <at> gmail.com>
To: bug-sed <at> gnu.org
Subject: Re: Weird substitution of square brackets
Date: Sat, 7 Mar 2020 22:18:41 +0200

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~$ sed --version
sed (GNU sed) 4.8
Copyright (C) 2020 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <
https://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

Written by Jay Fenlason, Tom Lord, Ken Pizzini,
Paolo Bonzini, Jim Meyering, and Assaf Gordon.

This sed program was built without SELinux support.

GNU sed home page: <https://www.gnu.org/software/sed/>.
General help using GNU software: <https://www.gnu.org/gethelp/>.
E-mail bug reports to: <bug-sed <at> gnu.org>.


On Sat, Mar 7, 2020 at 10:17 PM Evangelos Tsagkas <tsagkase <at> gmail.com>
wrote:

> $ echo "object[0])" | sed 's/[\]\[]/./g'
> object[0])
> $ echo "object[0])" | sed 's/[\]]/./g'
> object[0])
> $ echo "object[0])" | sed 's/[\[]/./g'
> object.0])
> $ echo "object[])" | sed 's/[\]\[]/./g'
> object[])
> $ echo "object[])" | sed 's/[\[\]]/./g'
> object.)
>
>

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