P_Rhino_Geometry_Mesh_IsClosed - mcneel/rhinocommon-api-docs GitHub Wiki
Gets a value indicating whether a mesh is considered to be closed (solid). A mesh is considered solid when every mesh edge borders two or more faces.
Namespace: Rhino.Geometry
Assembly: RhinoCommon (in RhinoCommon.dll) Version: Rhino 6.0
C#
public bool IsClosed { get; }
VB
Public ReadOnly Property IsClosed As Boolean
Get
Type: Boolean
true if the mesh is closed, false if it is not.
Supported in: 6.0.16224.21491, 5D58w