DbSpatialServices.PointAt Method
Definition
Important
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Returns a point element of the given value.
Overloads
| PointAt(DbGeography, Int32) |
Returns a point element of the given DbGeography value, if it represents a linestring or linear ring. |
| PointAt(DbGeometry, Int32) |
Returns a point element of the given DbGeometry value, if it represents a linestring or linear ring. |
PointAt(DbGeography, Int32)
Returns a point element of the given DbGeography value, if it represents a linestring or linear ring.
public:
abstract System::Data::Spatial::DbGeography ^ PointAt(System::Data::Spatial::DbGeography ^ geographyValue, int index);public abstract System.Data.Spatial.DbGeography PointAt(System.Data.Spatial.DbGeography geographyValue, int index);abstract member PointAt : System.Data.Spatial.DbGeography * int -> System.Data.Spatial.DbGeographyPublic MustOverride Function PointAt (geographyValue As DbGeography, index As Integer) As DbGeographyParameters
- geographyValue
- DbGeography
The geography value, which need not represent a linestring or linear ring.
- index
- Int32
The position within the geography value from which the element should be taken.
Returns
The point in geographyValue at position index, if it represents a linestring or linear ring; otherwise null.
Exceptions
geographyValue
geographyValue
Applies to
PointAt(DbGeometry, Int32)
Returns a point element of the given DbGeometry value, if it represents a linestring or linear ring.
public:
abstract System::Data::Spatial::DbGeometry ^ PointAt(System::Data::Spatial::DbGeometry ^ geometryValue, int index);public abstract System.Data.Spatial.DbGeometry PointAt(System.Data.Spatial.DbGeometry geometryValue, int index);abstract member PointAt : System.Data.Spatial.DbGeometry * int -> System.Data.Spatial.DbGeometryPublic MustOverride Function PointAt (geometryValue As DbGeometry, index As Integer) As DbGeometryParameters
- geometryValue
- DbGeometry
The geometry value, which need not represent a linestring or linear ring.
- index
- Int32
The position within the geometry value from which the element should be taken.
Returns
The point in geometryValue at position index, if it represents a linestring or linear ring; otherwise null.
Exceptions
geometryValue
geometryValue
