On Sun, Oct 3, 2021 at 2:05 PM Eduardo Ochs <eduardoochs@gmail.com> wrote:
>
> On Sun, 3 Oct 2021 at 01:38, Hongyi Zhao <hongyi.zhao@gmail.com> wrote:
> >
> > Still, only garbage is generated, as shown in the attachment.
>
> Oops, I didn't realize that there was an implicit question in your
> e-mail...
>
> I use `M-x fea' (a.k.a. `find-echars-around') like this: I visit
> /usr/share/unicode/UnicodeData.txt and I search for characters in it
> by name... for example, suppose that I've found this line in
> UnicodeData.txt:
>
> 2203;THERE EXISTS;Sm;0;ON;;;;;Y;;;;;

$ cat ~/aaa
2203;THERE EXISTS;Sm;0;ON;;;;;Y;;;;;

`C-x C-f ~/aaa RET M-x fea RET'

See the attachment.

>
> it looks interesting, and I know that usually a character that I find
> interesting is part of a family of characters that I will also find
> interesting. So I type M-x fea with point on that line that starts
> with 2203, and it displays the 200 characters before 0x2203, then char
> 0x2203 on a line by itself, then the 200 characters after 0x2203...
>
> I told you that this was just a quick hack, and I though that you
> would look at the code, find references to some functions that you
> were looking for, and use those functions on your code...

Maybe I have not yet understood the level of your use, at least for now.

HZ