Returns the distance between two points.
graphics-ports
separation x1 y1 x2 y2 => dist
x1
An integer.
y1
x2
y2
dist
A real number.
The function separation returns the distance between points ( x1 y1 ) and ( x2 y2 ).
separation
CAPI User Guide and Reference Manual (Windows version) - 3 Aug 2017