Re: How to test for '.' in a script

[Paul Heinlein <heinlein@xxxxxxxxxx>]

On Thu, 28 Jul 2011, James B. Byrne wrote:

> I am trying to check for a single period '.' in a shell variable.
>
> $ I=.
> $ echo $I
> .
> $ if [[ "$I" -eq '.' ]]; then echo true; fi

   if [ "$I" = '.' ]; then ...

Use a single = rather than -eq (which tests numeric equality) and use
single brackets -- or, better, call test directly:

   if test "$I" = '.'; then ...

"help test" is your friend!

-- 
Paul Heinlein <> heinlein@xxxxxxxxxx <> http://www.madboa.com/
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