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From: | Nikolai Kondrashov |
Subject: | Re: Local variables overriding global constants |
Date: | Wed, 03 Apr 2013 10:53:12 +0300 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:10.0.12) Gecko/20130116 Icedove/10.0.12 |
It works because both instances are local to a function and don't exist outside their own functions.Not true. This: bash -c 'a() { echo "$v"; }; b() { declare -r v=123; a; }; b' Produces this: 123
Moreover, this: bash -c 'a() { v=2; }; b () { v=1; a; echo "$v"; }; b' Produces this: 2
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