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.