amount = 1 Move amount lines up and to the beginning of the line.
If amount is 0, it is adjusted to 1.
This is a composition of cursor up with the given amount parameter and carriage return.
If amount is 0, does not adjust it to 1.
since: 20.08.0
🛈 Before version 21.12.0, the current scroll region was ignored.
🛆 If cursor origin is active the cursor is constrained to the current scroll region. Otherwise the scroll region is ignored.