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Re: Scope change in loops with "read" built-in


From: Greg Wooledge
Subject: Re: Scope change in loops with "read" built-in
Date: Tue, 2 Apr 2024 16:35:08 -0400

On Tue, Apr 02, 2024 at 08:08:57PM +0000, Linde, Evan wrote:
> In a loop constructed like `... | while read ...`, changes to 
> variables declared outside the loop only have a loop local
> scope, unlike other "while" or "for" loops.

https://mywiki.wooledge.org/BashFAQ/024



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