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Re: Logical expression works does not work as expected
From: |
Chet Ramey |
Subject: |
Re: Logical expression works does not work as expected |
Date: |
Sat, 28 Dec 2024 14:15:14 -0500 |
User-agent: |
Mozilla Thunderbird |
On 12/27/24 4:52 PM, Павел Fortovey wrote:
I apologize. I found out that this behavior is not a bug.
I didn't think that bash is such a strange scripting language with its
own interpretation of the concept of logic.
AND-OR lists are left-associative and || and && have equal priority.
Your example is equivalent to
{ { printf 1 && printf 2; } || { printf 3; }; } && { printf 4; }
All Bourne-style shells work like this.
--
``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/
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