.sh check for numeric content

RW rwmaillists at googlemail.com
Thu Jun 24 02:44:39 UTC 2010


On Thu, 24 Jun 2010 03:37:55 +0200
Thomas <fwd at gothschlampen.com> 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..

I'd suggest looking a bit further down the list since the quoted first
link is patently wrong.


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