'宣言 Public ReadOnly Property Top As System.Double
'使用法 Dim instance As RectangleD Dim value As System.Double value = instance.Top
public System.double Top {get;}
'宣言 Public ReadOnly Property Top As System.Double
'使用法 Dim instance As RectangleD Dim value As System.Double value = instance.Top
public System.double Top {get;}