how to groupby list of maps in flutter
var data = [ {"title": 'Avengers', "release_date": '10/01/2019'}, {"title": 'Creed', "release_date": '10/01/2019'}, {"title": 'Jumanji', "release_date": '30/10/2019'}, ]; var newMap = groupBy(data, (Map oj) => oj['release_date']); print(newMap);
Source: stackoverflow.com