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Re: functions can fully unset local vars in other scopes
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From: |
Chet Ramey |
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Subject: |
Re: functions can fully unset local vars in other scopes |
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Date: |
Mon, 1 Aug 2022 15:53:15 -0400 |
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User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:91.0) Gecko/20100101 Thunderbird/91.11.0 |
On 8/1/22 3:38 PM, Robert E. Griffith wrote:
I just finished reading that 2018 discussion and the current discussion.
Its hard for me to understand why this is an issue. kre's use case was
unset X
y=$X
He called it 'braindead' for it to do anything expect to assign NULL/empty
to Y but I think that is far from true.
Well, that's the crux of the discussion, isn't it?
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU chet@case.edu http://tiswww.cwru.edu/~chet/