Merges all geometries in a given collection into one and returns a collection containing a single feature with only an ID of 'union_result' and a geometry.
| Usage | Returns |
|---|---|
FeatureCollection.union(maxError) | FeatureCollection |
| Argument | Type | Details |
|---|---|---|
this: collection | FeatureCollection | The collection being merged. |
maxError | ErrorMargin, default: null | The maximum error allowed when performing any necessary reprojections. If not specified, defaults to the error margin requested from the output. |