Method Boundary

Boundary(Geometry)

Performs a boundary operation on a single geometry.

For Point - returns an empty point.

For Multipoint - returns an empty point.

For Polyline - returns a multipoint.

For Polygon - returns a polyline that bounds the polygon (adds all rings of the polygon to a polyline).

Declaration

public static Geometry Boundary(this Geometry geometry)

Parameters

Type	Name	Description
Geometry	geometry	The geometry to calculate the boundary for.

Returns

Type	Description
Geometry	The boundary Geometry.

Remarks

Supports true curves.

Applies to

Platforms and versions

Target	Versions
.NET Standard 2.0	100.3 - 200.1
.NET 6.0	100.13 - 200.1
.NET 6.0 Windows	100.13 - 200.1
.NET 6.0 Android	200.0 - 200.1
.NET 6.0 iOS	200.0 - 200.1
.NET Framework	100.0 - 200.1
.NET 5	100.10 - 100.12
.NET Core 3.1	100.7 - 100.12
Android	100.0 - 100.15
iOS	100.0 - 100.15
UWP	100.0 - 200.1