DbSpatialServices.GetElevation Method
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Overloads
| GetElevation(DbGeography) |
Returns the elevation (Z coordinate) of the given DbGeography value, if it represents a point. |
| GetElevation(DbGeometry) |
Returns the elevation (Z) of the given DbGeometry value, if it represents a point. |
GetElevation(DbGeography)
Returns the elevation (Z coordinate) of the given DbGeography value, if it represents a point.
public abstract Nullable<double> GetElevation (System.Data.Entity.Spatial.DbGeography geographyValue);abstract member GetElevation : System.Data.Entity.Spatial.DbGeography -> Nullable<double>Public MustOverride Function GetElevation (geographyValue As DbGeography) As Nullable(Of Double)Parameters
- geographyValue
- DbGeography
The geography value, which need not represent a point.
Returns
The elevation (Z coordinate) of geographyValue, if it represents a point; otherwise null.
Exceptions
geographyValue
is null.
geographyValue
is not compatible with this spatial services implementation.
Applies to
GetElevation(DbGeometry)
Returns the elevation (Z) of the given DbGeometry value, if it represents a point.
public abstract Nullable<double> GetElevation (System.Data.Entity.Spatial.DbGeometry geometryValue);abstract member GetElevation : System.Data.Entity.Spatial.DbGeometry -> Nullable<double>Public MustOverride Function GetElevation (geometryValue As DbGeometry) As Nullable(Of Double)Parameters
- geometryValue
- DbGeometry
The geometry value, which need not represent a point.
Returns
The elevation (Z) of geometryValue, if it represents a point; otherwise null.
Exceptions
geometryValue
is null.
geometryValue
is not compatible with this spatial services implementation.
Applies to
Entity Framework