(vlax-curve-isClosed ename)
The vlax-curve-isClosed function determines whether an entity is closed.
curve specifies the entity to be tested.
The function returns T if the entity is a closed entity, otherwise nil.
Examples
Assuming that en points to an ellipse:
: (setq en (entlast))
<EName: 057d4b67>
: (vlax-curve-isClosed en)
T
Assuming that en points to a spline:
: (setq en (entlast))
<EName: 078d3b65>
: (vlax-curve-isClosed en)
T