DbSpatialServices.GeographyFromText Method

Definition

Namespace:

System.Data.Spatial

Assembly:

System.Data.Entity.dll

Creates a new DbGeography value based on the specified well-known text value.

Overloads

GeographyFromText(String)	Creates a new DbGeography value based on the specified well-known text value.
GeographyFromText(String, Int32)	Creates a new DbGeography value based on the specified well-known text value and coordinate system identifier (SRID).

GeographyFromText(String)

Creates a new DbGeography value based on the specified well-known text value.

public:
 abstract System::Data::Spatial::DbGeography ^ GeographyFromText(System::String ^ wellKnownText);

public abstract System.Data.Spatial.DbGeography GeographyFromText (string wellKnownText);

abstract member GeographyFromText : string -> System.Data.Spatial.DbGeography

Public MustOverride Function GeographyFromText (wellKnownText As String) As DbGeography

Parameters

wellKnownText

String

A string that contains a well-known text representation of the geography value.

Returns

DbGeography

A new DbGeography value as defined by the well-known text value with the default DbGeography coordinate system identifier (SRID) (DefaultCoordinateSystemId).

Exceptions

ArgumentNullException

wellKnownText

GeographyFromText(String, Int32)

Creates a new DbGeography value based on the specified well-known text value and coordinate system identifier (SRID).

public:
 abstract System::Data::Spatial::DbGeography ^ GeographyFromText(System::String ^ wellKnownText, int coordinateSystemId);

public abstract System.Data.Spatial.DbGeography GeographyFromText (string wellKnownText, int coordinateSystemId);

abstract member GeographyFromText : string * int -> System.Data.Spatial.DbGeography

Public MustOverride Function GeographyFromText (wellKnownText As String, coordinateSystemId As Integer) As DbGeography

Parameters

wellKnownText

String

A string that contains a well-known text representation of the geography value.

coordinateSystemId

Int32

The identifier of the coordinate system that the new DbGeography value should use.

Returns

DbGeography

A new DbGeography value as defined by the well-known text value with the specified coordinate system identifier (SRID) (DefaultCoordinateSystemId).

Exceptions

ArgumentNullException

wellKnownText

ArgumentException

coordinateSystemId