.sh check for numeric content

Jerry freebsd.user at seibercom.net
Thu Jun 24 16:38:20 UTC 2010

On Thu, 24 Jun 2010 09:14:39 -0700
Chip Camden <sterling at camdensoftware.com> articulated:


> That [[:digit:]] pattern only works if your shell supports POSIX
> character classes in the case statement.

I use Bash myself. I am not sure what other shells support this
context. In any case, I simply supplied a possible solution. I leave it
up to the OP to determine if it is suitable for his/her environment.

Jerry ✌
FreeBSD.user at seibercom.net

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