how do you insert ^[ in vi?

[Fairlight]

On Fri, May 28, 2004 at 12:14:39PM -0400, Kenneth Brody, the prominent pundit,
witicized:
> Fairlight wrote:
> > 
> > Only Fairlight would say something like:
> > >
> > > This is configurable with stty's lnext setting, which I assume stands for
> > > "literal(ise) next".  I tried looking it up on Solaris' man page but it
> > > didn't document anything other than its existance.
> > 
> > But GNU's stty(1) man page does:
> > 
> >        * lnext CHAR    CHAR will enter the next character quoted
> > 
> > The asterisk means it's a non-POSIX setting.
> > 
> > Couldn't let it rest 'till I found it.  I feel better now.  :)
> 
> It's also only in "cooked" mode.  Since most (all?) full-screen programs
> (including vi and filePro) run in raw mode, it has no effect on them.

Please clarify.  Does this mean that while at the shell level (or in other
cooked-mode programs) it works via stty, but vi and the like internally
emulate the behaviour and they key configuration would be unalterable via
stty?  I've never had occasion to change it.

mark->
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