DbSpatialServices.GeographyPointFromBinary(Byte[], Int32) 方法

定義

命名空間:

System.Data.Spatial

組件:

System.Data.Entity.dll

根據指定的已知二進位值和座標系統識別項 (SRID)，建立新的 DbGeography 點值。

public:
 abstract System::Data::Spatial::DbGeography ^ GeographyPointFromBinary(cli::array <System::Byte> ^ pointWellKnownBinary, int coordinateSystemId);

public abstract System.Data.Spatial.DbGeography GeographyPointFromBinary (byte[] pointWellKnownBinary, int coordinateSystemId);

abstract member GeographyPointFromBinary : byte[] * int -> System.Data.Spatial.DbGeography

Public MustOverride Function GeographyPointFromBinary (pointWellKnownBinary As Byte(), coordinateSystemId As Integer) As DbGeography

參數

pointWellKnownBinary

Byte[]

包含地理位置值的已知二進位表示的位元組陣列。

coordinateSystemId

Int32

新的 DbGeography 值應該使用的座標系統的識別項。

傳回

DbGeography

新的 DbGeography 值，由含有指定的座標系統識別項 (SRID) (DefaultCoordinateSystemId) 的已知二進位值所定義。

例外狀況

ArgumentNullException

pointWellKnownBinary

ArgumentException

coordinateSystemId