std-pointp-p | ![]() |
(std-pointp <pt>) ; a 2D or 3D point?
(std-2dpointp <pt>) ; a 2D point?
(std-3dpointp <pt>) ; a 3D point?
These are predicates if the expression is a valid point, a list of 2-3 numbers.
A 2D point is a list of 2 numbers, a 3D point is a list of 3 numbers, a point either a 2D or 3D point.
Note
(STD-POINTP ele) should not be used for a POINT entity!
You have to use (STD-ENTITY-TYPE-P ele "POINT") instead
pt: Any expression, but T will only be returned if it's a list of numbers.
T or nil.
None.
(std-require 'STDPOINT)
Defined in STDPOINT
Note: before version 0.4001 it was in STDENT!