Get and sets the bottom element of a rectangle.
graphics-ports
rectangle-bottom rectangle => bottom
(setf rectangle-bottom) bottom rectangle => bottom
rectangle
A rectangle.
bottom
A real number.
The macro rectangle-bottom returns and via setf sets the bottom element of rectangle .
rectangle-bottom
setf
rectangle is a list of numbers ( left top right bottom ).
CAPI User Guide and Reference Manual (Unix version) - 3 Aug 2017