Your message dated Fri, 5 Apr 2024 23:52:15 +0200
with message-id <[email protected]>
and subject line Re: : Bug#510089: Parameter expansion with negative offset
does not work
has caused the Debian Bug report #510089,
regarding bash: Parameter expension with negative offset does not work
to be marked as done.
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--
510089: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=510089
Debian Bug Tracking System
Contact [email protected] with problems
--- Begin Message ---
Package: bash
Version: 3.1dfsg-8
Severity: minor
$ foo=bar
$ echo ${foo:-1:1}
bar
appears not to work as expected per man page:
"If offset evaluates to a number less than zero, the value is used as an offset
from the end of the value of parameter.
-- System Information:
Debian Release: 4.0
APT prefers stable
APT policy: (500, 'stable')
Architecture: amd64 (x86_64)
Shell: /bin/sh linked to /bin/bash
Kernel: Linux 2.6.24.2
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8)
Versions of packages bash depends on:
ii base-files 4.0.1~bpo40+1 Debian base system miscellaneous f
ii debianutils 2.17 Miscellaneous utilities specific t
ii libc6 2.3.6.ds1-13etch8 GNU C Library: Shared libraries
ii libncurses5 5.5-5 Shared libraries for terminal hand
bash recommends no packages.
-- no debconf information
--
Allan Wind
Life Integrity, LLC
http://lifeintegrity.com
--- End Message ---
--- Begin Message ---
On Sun, 28 Dec 2008 23:04:01 -0500 Allan Wind
<[email protected]> wrote:
It should have been:
$ foo=bar
$ ${foo: -1:2}
r
Yes, the manual states:
Note that a negative offset must be separated from the colon by at
least one space to avoid being confused with the :- expansion.
--
Gioele Barabucci
--- End Message ---
