SqlGeography.STIsClosed Method ()
Determines whether the calling SqlGeography instance is closed.
Assembly: Microsoft.SqlServer.Types (in Microsoft.SqlServer.Types.dll)
[SqlMethodAttribute(IsDeterministic = true, IsPrecise = false)] public SqlBoolean STIsClosed()
This method returns false if any figures of a geography instance are points, or if the instance is empty.
This method returns true for geography collection types if each contained SqlGeography instance is closed.
All Polygon instances are considered closed.