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Thanks for the help guys, that sorted it out!!

Hi,
I want to use grep inside a test statement, but I am getting an error message.

Two variables

testvarNum=5
testvarNonNum=x

echo $testvarNum | grep [0-9][0-9]*

The result of this is...

I'm using the following line in bash to test whether an argument supplied is an absolute path or not:

if echo $1 | grep '^/' > /dev/null
then
absolute=1
else
absoute=0
fi...

Thanks, Jean-Pierre, that's fixed it!

Thanks very much, that's fixed it.

Is there any way to remove a file named "-r" using "rm", because "rm" assumes that file is one of it's options if I type "rm -r" and then throws an error message?
I also tried "rm -r -r" and that...

Another getopts problem, similar to the above. How to account for the situation where someone types the following:

command -ri file1 -v file2

My code above cannot handle that.

So here is...

That simple! Cheers!

Thanks, Ill check that one out.

I want to list everything in a directory, including dotfiles (example .file1) except for the . and .. that are in every folder.
I'm guessing it's some sort of regular expression I need.
So far, I...

Hi,
I've just been looking through all the getopts related posts and there appear to be many different approaches to reading a command and its options in and checking for errors.
However, the only...