watch(1) on Linux
The text 6cc6649cccb1, as Debian 9 (Stretch) shipped it.
execute a program periodically, showing output fullscreen
Flags it lists
-
--beep -
--chgexit -
--color -
--differences -
--errexit -
--exec -
--help -
--interval -
--no-title -
--precise -
--version -
-b -
-c -
-d -
-e -
-g -
-h -
-n -
-p -
-t -
-v -
-x