DbSpatialServices.GeographyMultiPolygonFromText(String, Int32) 方法

定义

基于指定的已知文本值和坐标系统标识符,创建一个新的 DbGeography 多多边形值。

public:
 abstract System::Data::Spatial::DbGeography ^ GeographyMultiPolygonFromText(System::String ^ multiPolygonWellKnownText, int coordinateSystemId);
public abstract System.Data.Spatial.DbGeography GeographyMultiPolygonFromText (string multiPolygonWellKnownText, int coordinateSystemId);
abstract member GeographyMultiPolygonFromText : string * int -> System.Data.Spatial.DbGeography
Public MustOverride Function GeographyMultiPolygonFromText (multiPolygonWellKnownText As String, coordinateSystemId As Integer) As DbGeography

参数

multiPolygonWellKnownText
String

已知文本值。

coordinateSystemId
Int32

坐标系统标识符。

返回

一个新的 DbGeography 多多边形值。

适用于