Display (Printable)
ca, clearall [Observer]
Kills all turtles, sets all patches to black, and resets all patch variables.
cc, clear-command-center [Observer, Turtle]
Clears the command center.
cg, cleargraphics [Observer]
Sets all patches to black
clearinfo, clear-info [Observer]
Clears the Information Window.
clearplot, clear-plot [Observer, Turtle]
Clears everything drawn by all plot pens, and resets all pens to (0, 0).
co, clear-output [Observer]
Clears all the text in the output window.
cp, clearpatches [Observer]
Sets all patches to black and resets all patch variables.
ct, clear-turtles [Observer]
Clears (kills) all of the turtles.
output something
[Observer, Turtle]
Exits the current procedure and returns something
print text or variables
[Observer]
Prints the text or variables
in the output window followed by
a carriage return.
screen-half-height [Observer, Turtle]
Returns the half the width of the screen.
screen-half-width [Observer, Turtle]
Returns half of the width of the screen.
screen-height [Observer, Turtle]
Returns the height of the screen. The heights is always an odd number, and
the lowest possible value is 3. To change the screen-height
, drag
the mouse over the patchcancas and use the handles to resize it with the mouse.
screen-width [Observer, Turtle]
Returns width of the screen. The width is always an odd number, and the lowest
possible value is 3. To change the screen-width
, drag the mouse
over the patchcancas and use the handles to resize it with the mouse.
show anything
[Observer, Turtle]
Types anything
in the command center.
type text or variables
[Observer, Turtle]
Prints the text or variables
in the output window. No carriage
return is printed.