Date: Sun, 28 Jul 2002 14:44:31 -0500 From: Dan Nelson <dnelson@allantgroup.com> To: Andrew Martin <ugly@inhuman.org> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: 'let' syntax in /bin/sh Message-ID: <20020728194431.GD73369@dan.emsphone.com> In-Reply-To: <20020726221426.21bacb51.ugly@inhuman.org> References: <20020726221426.21bacb51.ugly@inhuman.org>
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In the last episode (Jul 26), Andrew Martin said: > Hello, > > For the life of me I haven't been able to figure out the correct syntax > for using 'let' in the sh that comes with FreeBSD (4.6-STABLE). > > $ let x=0 > let: arith: syntax error: "x=0" just do "x=0". If you want to assign the result of a math expression to a variable, do "y=$(($x+1))". "let ..." is equivalent to "$(( ... ))" -- Dan Nelson dnelson@allantgroup.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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