DbSpatialServices.GetLength Method

Definition

Namespace:

System.Data.Spatial

Assembly:

System.Data.Entity.dll

Returns a nullable double value that indicates the length of the given value.

Overloads

GetLength(DbGeography)	Returns a nullable double value that indicates the length of the given DbGeography value, which may be null if the value does not represent a curve.
GetLength(DbGeometry)	Returns a nullable double value that indicates the length of the given DbGeometry value, which may be null if the value does not represent a curve.

GetLength(DbGeography)

Returns a nullable double value that indicates the length of the given DbGeography value, which may be null if the value does not represent a curve.

public:
 abstract Nullable<double> GetLength(System::Data::Spatial::DbGeography ^ geographyValue);

public abstract double? GetLength (System.Data.Spatial.DbGeography geographyValue);

abstract member GetLength : System.Data.Spatial.DbGeography -> Nullable<double>

Public MustOverride Function GetLength (geographyValue As DbGeography) As Nullable(Of Double)

Parameters

geographyValue

DbGeography

The geography value, which need not represent a curve.

Returns

Nullable<Double>

The length of the given DbGeography value.

Exceptions

ArgumentNullException

geographyValue

ArgumentException

geographyValue

GetLength(DbGeometry)

Returns a nullable double value that indicates the length of the given DbGeometry value, which may be null if the value does not represent a curve.

public:
 abstract Nullable<double> GetLength(System::Data::Spatial::DbGeometry ^ geometryValue);

public abstract double? GetLength (System.Data.Spatial.DbGeometry geometryValue);

abstract member GetLength : System.Data.Spatial.DbGeometry -> Nullable<double>

Public MustOverride Function GetLength (geometryValue As DbGeometry) As Nullable(Of Double)

Parameters

geometryValue

DbGeometry

The geometry value, which need not represent a curve.

Returns

Nullable<Double>

The length of the given DbGeometry value.

Exceptions

ArgumentNullException

geometryValue

ArgumentException

geometryValue