Clears the screen.
Cls [color]
Deletes the contents of the actual window. The window is deleted with the background color set with BackColor.
When AutoRedraw is used and the argument color is specified, a VGA color is used when color is in the range 0..15. Other wise the color is interpreted as RGB value.
Local a%
OpenW # 1
AutoRedraw = 1
Print "Press any key"
KeyGet a%
Cls 5
// Cls doesn't reset BackColor or BkColor
Win_1.BkColor = QBColor(5)
Print "Press any key"
KeyGet a%
CloseW 1
{Created by Sjouke Hamstra; Last updated: 25/09/2014 by James Gaite}