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Re: capturing in ${VAR//(*(\/)(+([^\/]))?(\/)/_${BASH_REMATCH[1]}_}
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From: |
Chet Ramey |
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Subject: |
Re: capturing in ${VAR//(*(\/)(+([^\/]))?(\/)/_${BASH_REMATCH[1]}_} |
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Date: |
Mon, 8 Feb 2016 09:00:09 -0500 |
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User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:38.0) Gecko/20100101 Thunderbird/38.5.1 |
On 2/8/16 2:47 AM, Linda Walsh wrote:
> When you are doing a var expansion using the
> replacement format ${VAR//./.}, is there some way to
> put parens around some part of the expression and reference
> them as in the [[V~re]] RE-matches?
No. Shell patterns do not have backreferences.
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, ITS, CWRU chet@case.edu http://cnswww.cns.cwru.edu/~chet/