Méthode InstanceOf
Tests if the SqlGeometry instance is the same as the specified type.
Espace de noms : Microsoft.SqlServer.Types
Assembly : Microsoft.SqlServer.Types (en Microsoft.SqlServer.Types.dll)
Syntaxe
'Déclaration
<SqlMethodAttribute(IsDeterministic := True, IsPrecise := True)> _
Public Function InstanceOf ( _
geometryType As String _
) As SqlBoolean
'Utilisation
Dim instance As SqlGeometry
Dim geometryType As String
Dim returnValue As SqlBoolean
returnValue = instance.InstanceOf(geometryType)
[SqlMethodAttribute(IsDeterministic = true, IsPrecise = true)]
public SqlBoolean InstanceOf(
string geometryType
)
[SqlMethodAttribute(IsDeterministic = true, IsPrecise = true)]
public:
SqlBoolean InstanceOf(
String^ geometryType
)
[<SqlMethodAttribute(IsDeterministic = true, IsPrecise = true)>]
member InstanceOf :
geometryType:string -> SqlBoolean
public function InstanceOf(
geometryType : String
) : SqlBoolean
Paramètres
- geometryType
Type : System. . :: . .String
Specifies the type of geometry that the calling SqlGeometry will be compared to.
Valeur de retour
Type : System.Data.SqlTypes. . :: . .SqlBoolean
A SqlBoolean value indicating if the calling SqlGeometry is of the specified geometry type. Returns true if the type of a SqlGeometry instance is the same as the specified type, or if the specified type is an ancestor of the instance type. Otherwise, returns false.
Notes
The input for the method must be one of the following: Geometry, Point, Curve, LineString, Surface, Polygon, GeometryCollection, MultiSurface, MultiPolygon, MultiCurve, MultiLineString, and MultiPoint. This method throws an ArgumentException if any other strings are used for the input.