SqlGeometry.InstanceOf Method (String)

 

Tests if the SqlGeometry instance is the same as the specified type.

Namespace:   Microsoft.SqlServer.Types
Assembly:  Microsoft.SqlServer.Types (in Microsoft.SqlServer.Types.dll)

[SqlMethodAttribute(IsDeterministic = true, IsPrecise = true)]
public SqlBoolean InstanceOf(
	string geometryType
)

Parameters

geometryType
Type: System.String

Specifies the type of geometry that the calling SqlGeometry will be compared to.

Return Value

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.

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.

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