Re: Learn, use, and debug AWK in Emacs.

[Eli Zaretskii]

> From: Hongyi Zhao <hongyi.zhao@gmail.com>
> Date: Sat, 5 Aug 2023 16:14:47 +0800
> Cc: help-gnu-emacs@gnu.org
> 
> On Sat, Aug 5, 2023 at 3:53 PM Eli Zaretskii <eliz@gnu.org> wrote:
> >
> > For debugging, you can use the built-in debugger of GNU Awk (Gawk).
> > You can run Gawk from shell or Eshell buffers inside Emacs.
> 
> My main concern is the following features:
> 
> Real-time display the values of variables and test snippets
> conveniently, and so on.

I don't think I understand what you mean by "real-time display" here,
but in any case you cannot have more that the Gawk built-in debugger
offers.  See the node "Debugger" in the Gawk manual for the details.
In particular, its section "Sample Debugging Session" can serve as a
tutorial and guided tour of the Gawk debugging capabilities in action.