Filling (Original enhancement)

Let x and y be numeric expressions.

fills the area where any point can be connected to the point (x, y) through the points of the same color with the current area color.

fills the area of which boundary consists of the points of the line color and that contains the point (x, y) with current area color.

These two commands are not avilable on Linux or MAC.
FLOOD is compatible with that of True BASIC.
PAINT is functionally compatible with that of Microsoft BASIC.

Refer to PLOT AREA.