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Null 屬性

Returns a read-only property providing a null instance of the SqlGeography type.

命名空間：  Microsoft.SqlServer.Types
組件：  Microsoft.SqlServer.Types (在 Microsoft.SqlServer.Types.dll 中)

語法

'宣告
Public Shared ReadOnly Property Null As SqlGeography
    Get
'用途
Dim value As SqlGeography

value = SqlGeography.Null

public static SqlGeography Null { get; }

public:
static property SqlGeography^ Null {
    SqlGeography^ get ();
}

static member Null : SqlGeography

static function get Null () : SqlGeography

屬性值

型別：Microsoft.SqlServer.Types. . :: . .SqlGeography
A null instance of the SqlGeography class.