Gets the M (measure) value of the SqlGeometry instance. The semantics of the measure value are user-defined.
命名空間: Microsoft.SqlServer.Types
組件: Microsoft.SqlServer.Types (在 Microsoft.SqlServer.Types.dll 中)
語法
'宣告
Public ReadOnly Property M As SqlDouble
Get
'用途
Dim instance As SqlGeometry
Dim value As SqlDouble
value = instance.M
public SqlDouble M { get; }
public:
property SqlDouble M {
SqlDouble get ();
}
member M : SqlDouble
function get M () : SqlDouble
屬性值
型別:System.Data.SqlTypes.SqlDouble
A SqlDouble value containing the measure of the SqlGeometry value.
備註
The value of this property is nullnull 參考 (在 Visual Basic 中為 Nothing) if the SqlGeometry instance is not a Point, as well as for any Point instance for which it is not set.
This property is read-only.
M values are not used in any calculations made by the library and will not be carried through any library calculations.