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SqlGeography.STGeometryN Method

Returns a specified geography element in a GeometryCollection or one of its subtypes.

Namespace:  Microsoft.SqlServer.Types
Assembly:  Microsoft.SqlServer.Types (in Microsoft.SqlServer.Types.dll)
[SqlMethodAttribute(IsDeterministic = true, IsPrecise = true)]
public SqlGeography STGeometryN(
	int n
)

Parameters

n
Type: System.Int32
An int expression between 1 and the number of SqlGeography instances in the GeometryCollection.

Return Value

Type: Microsoft.SqlServer.Types.SqlGeography
A SqlGeography element from the specified instance in the GeometryCollection.

When this method is used on a subtype of a GeometryCollection, such as MultiPoint or MultiLineString, this method returns the SqlGeography instance if called with N=1.

This method returns null if the parameter is larger than the result of STNumGeometries and will throw an ArgumentOutOfRangeException if the expression parameter is less than 1.

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