Returns the length of the perimeter of the polygonal parts of the geometry of a given feature. The perimeter of multi geometries is the sum of the perimeters of their components.
The feature from which the geometry is taken.
|ErrorMargin, default: null|
The maximum amount of error tolerated when performing any necessary reprojection.
|Projection, default: null|
If specified, the result will be in the units of the coordinate system of this projection. Otherwise it will be in meters.
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