Turtle, Observer, Patch

setpendown?-at xcor ycor boolean

Parameters:
xcor Number
ycor Number
boolean Boolean

Description:
Sets the pendown state of the turtle xcor units in the x direction and $ycor units in the y direction away from the caller to boolean.

Examples:
setpendown?-at 1 1 true sets the pendown state of the turtle one unit to the right and one unit above the caller to true.

Related Commands:
pendown pendown?-at penup