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Negative array subscript with unset
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From: |
Chris F.A. Johnson |
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Subject: |
Negative array subscript with unset |
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Date: |
Sat, 12 Mar 2011 19:21:26 -0500 (EST) |
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User-agent: |
Alpine 2.00 (LMD 1167 2008-08-23) |
I all versions I have tried, unsetting an array element using a
negative index fails:
$ array=( q w e r t y )
$ unset 'array[-1]'
bash: [-1]: bad array subscript
--
Chris F.A. Johnson, <http://cfajohnson.com/>
Author:
Pro Bash Programming: Scripting the GNU/Linux Shell (2009, Apress)
Shell Scripting Recipes: A Problem-Solution Approach (2005, Apress)
- Negative array subscript with unset,
Chris F.A. Johnson <=