How Do You Clear The IRB Console?
On *nix boxes
system 'cls' # works `cls` # does not work
system 'clear' # works `clear` # does not work
On Mac OS X or Linux you can use Ctrl + L to clear the IRB screen.
Throw this inside
%userprofile%\.irbrc and you're good
def cls system('cls') end
From IRB clear screen on windows.
Command + K in macOS works great.