Date: Thu, 24 Jun 2010 10:51:02 +0800 From: Aiza <aiza21@comclark.com> To: Thomas <fwd@gothschlampen.com> Cc: questions@freebsd.org Subject: Re: .sh check for numeric content Message-ID: <4C22C816.3000105@comclark.com> In-Reply-To: <20100624013755.GA5009@gothschlampen.com> References: <4C22B3D7.6070102@comclark.com> <20100624013755.GA5009@gothschlampen.com>
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Thomas wrote: > On Thu, Jun 24, 2010 at 09:24:39AM +0800, Aiza wrote: > > Hello, > >> Receiving a variable from the command line that is suppose >> to contain numeric values. >> >> How do I code a test to verify the content is numeric? > > http://www.google.com/search?q=shell+test+if+variable+numeric > > First link => > http://www.unix.com/shell-programming-scripting/46276-check-variable-if-its-non-numeric.html > > Gosh, Google is full of answers these days.. > yea but none of them are for freebsd style .sh shell I'm, using [ "${dup_times}" != [0-9] ] && exerr "value not numeric" and get the errot messahe no mater what value is in dup_times. What is wrong with this code?
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