'宣言
Public Shared ReadOnly _regionArrayEqualityComparer As _ArrayEqualityComparer(Of IRegion)
public static readonly _ArrayEqualityComparer<IRegion> _regionArrayEqualityComparer
'宣言
Public Shared ReadOnly _regionArrayEqualityComparer As _ArrayEqualityComparer(Of IRegion)
public static readonly _ArrayEqualityComparer<IRegion> _regionArrayEqualityComparer