The screen.erase utility erases a formatted screen.
call "dm,bp, screen.erase"
The variables below in the common variables defined in the include dm,bp,includes screen.inc must be set:
| screen.x | Coordinates of upper-left corner. |
| screen.y | Coordinates of upper-left corner. |
| screen.maxsize | Last line used on the screen. This variable was set automatically by a call to screen.display or screen.input. |