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Inconsistency with sort -n?
- From: "Buchbinder, Barry (NIH/NIAID) [E]" <BBuchbinder at niaid dot nih dot gov>
- To: "cygwin at cygwin dot com" <cygwin at cygwin dot com>
- Date: Wed, 31 Dec 2008 16:29:36 -0500
- Subject: Inconsistency with sort -n?
`sort -n' and `sort -g' work inconsistently with 0 and -0 if there are leading spaces. Sometimes -0 is before 0, as I would expect, and sometimes it is afterwards. Adding `-b' does not seem to help.
Is this where I should report it or should I go upstream?
In case you are wondering why I want to do this: I'm counting items in a bin so the bin from -1 to 0 and 0 to +1 are different.
Please excuse the excessive number of examples.
Happy Gregorian New Year!
- Barry
Disclaimer: Statements made herein are not made on behalf of NIAID.
________________
$ echo 0 -1 -0 1 | tr ' ' '\n' | sort -n
-1
-0
0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e 's/^/ /' | sort -n
-1
-0
0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e '/-/s/^/ /' | sort -n
-1
-0
0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e '/^.$/s/^/ /' | sort -n
-1
0
-0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e '/-/s/^/ /' -e 's/^/ /' | sort -n
-1
-0
0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e '/^.$/s/^/ /' -e 's/^/ /' | sort -n
-1
0
-0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e '/-/s/^/ /' -e 's/^/ /' | sort -n
-1
-0
0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e '/-/!s/^/ /' -e 's/^/ /' | sort -n
-1
0
-0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sort -g
-1
-0
0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e 's/^/ /' | sort -g
-1
-0
0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e '/-/s/^/ /' | sort -g
-1
-0
0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e '/^.$/s/^/ /' | sort -g
-1
0
-0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e '/-/s/^/ /' -e 's/^/ /' | sort -g
-1
-0
0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e '/^.$/s/^/ /' -e 's/^/ /' | sort -g
-1
0
-0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e '/-/s/^/ /' -e 's/^/ /' | sort -g
-1
-0
0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e '/-/!s/^/ /' -e 's/^/ /' | sort -g
-1
0
-0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sort -nb
-1
-0
0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e 's/^/ /' | sort -nb
-1
-0
0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e '/-/s/^/ /' | sort -nb
-1
-0
0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e '/^.$/s/^/ /' | sort -nb
-1
0
-0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e '/-/s/^/ /' -e 's/^/ /' | sort -nb
-1
-0
0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e '/^.$/s/^/ /' -e 's/^/ /' | sort -nb
-1
0
-0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e '/-/s/^/ /' -e 's/^/ /' | sort -nb
-1
-0
0
1
$ echo 0 -1 -0 1 | tr ' ' '\n' | sed -e '/-/!s/^/ /' -e 's/^/ /' | sort -nb
-1
0
-0
1
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