'Declaration
Public Structure Line3D Inherits System.ValueType
'Usage
Dim instance As Line3D
public struct Line3D : System.ValueType
public type Line3D = class(System.ValueType)
In JScript, you can use structures in other assemblies, but you cannot define your own.
public __value struct Line3D : public System.ValueType
public value class Line3D : public System.ValueType