in reply to About perl -d -e "1;"

Backspace doesn't undo, it deletes one char backwards.

Your description is weird, you should check if some modifier keys like Shift or Alt are blocked.

I don't think it's a Perl problem.

Cheers Rolf
(addicted to the Perl Programming Language :)
Wikisyntax for the Monastery

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Re^2: About perl -d -e "1;"
by abdan (Acolyte) on Oct 23, 2021 at 18:50 UTC
    was said, the perl debug behave undo entire current line i.e. delete the line. How to fix it
      as I already said

      > > I don't think it's a Perl problem.

      > How to fix it

      I don't know.

      update

      on a side note, typing perl -de0 or perl -de1 is faster :)

      Cheers Rolf
      (addicted to the Perl Programming Language :)
      Wikisyntax for the Monastery