ee.FeatureCollection.distinct

Removes duplicates from a collection. Note that duplicates are determined using a strong hash over the serialized form of the selected properties.
UsageReturns
FeatureCollection.distinct(properties)FeatureCollection
ArgumentTypeDetails
this: collectionFeatureCollectionThe input collection from which objects will be selected.
propertiesObjectA property name or a list of property names to use for comparison. The '.geo' property can be included to compare object geometries.

Examples

Code Editor (JavaScript)

// FeatureCollection of power plants in Belgium.
var fc = ee.FeatureCollection('WRI/GPPD/power_plants')
             .filter('country_lg == "Belgium"');
print('FeatureCollection of power plants in Belgium', fc);

// Remove duplicate features according to property values.
print('Distinct based on a single property', fc.distinct('fuel1'));
print('Distinct based on two properties', fc.distinct(['fuel1', 'source']));
print('Distinct based on geometry', fc.distinct('.geo'));