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Date:      Thu, 14 Aug 2003 18:42:31 +0100 (BST)
From:      Richard Tobin <richard@cogsci.ed.ac.uk>
To:        "Charles Howse" <chowse@charter.net>, <freebsd-questions@freebsd.org>
Subject:   Re: Using bc in bash script
Message-ID:  <200308141742.SAA17915@rhymer.cogsci.ed.ac.uk>
In-Reply-To: Charles Howse's message of Thu, 14 Aug 2003 10:46:45 -0500

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> I'm trying to calculate the number of seconds between $start_time and
> $end_time in a bash script.

Bash has built-in integer arithmetic:

  et=$[End_time - Start_time]

-- Richard



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