IsNull (geometry)#
The type of a geometry instance is null. Returns 0 if the instance isn’t null.
Syntax#
.IsNull
Arguments#
arg_name
arg_comment
Return type#
bit
Remarks#
IsNull can be used to test whether a geometry instance is null. IsNull returns 0 if the instance isn’t null, but null if the instance is null.
This method is primarily used by the Querona infrastructure; it isn’t recommended that you use IsNull to test whether an instance is null.