[Cialug] cat -A... what do those characters mean?

[David Champion]

You can use one of many tools to look at the hex values of those
characters, i.e. "hexdump myfile"

-dc

On Thu, Jul 11, 2019 at 10:17 AM Todd Walton <tdwalton at gmail.com> wrote:

> When I use "cat -A" to dump the contents of a text file, it shows me
> all the unprintable characters in the file. For example, I have a file
> that cat outputs like this:
>
> ^[[1mAVAILABLE COMMANDS^[[0m
>        +^Ho batch-get-traces
>        +^Ho create-group
>
> I've never seen the plus sign before. I know that ^I (capital I as in
> India) represents a tab. I don't know what ^H is. And so on.
>
> Is there a reference for what all those extra characters represent?
>
> --
> Todd
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