AsyncObservables.SearchEngine.SearchEngineExample.Search_ConcatingTasks C# (CSharp) Method

Search_ConcatingTasks() public static method

public static Search_ConcatingTasks ( string term ) : IObservable
term string
return IObservable
        public static IObservable<string> Search_ConcatingTasks(string term)
        {
            var searchEngineA = new SearchEngineA();
            var searchEngineB = new SearchEngineB();
            IObservable<IEnumerable<string>> resultsA = searchEngineA.SearchAsync(term).ToObservable();
            IObservable<IEnumerable<string>> resultsB = searchEngineB.SearchAsync(term).ToObservable();
            return resultsA
                .Concat(resultsB)
                .SelectMany(x => x);
        }