Tag: ObservableCollection
public static class CollectionExtender { public static void AddRange<T>(this ObservableCollection<T> collection, ICollection<T> addCollection) { foreach (var addItem in addCollection) { collection.Add(addItem); } } }
ObservableCollection<Person> persons = new ObservableCollection<Person>(); List<Person> otherPersons = new List<Person>() {new Person(), new Person() ...}; persons.AddRange(otherPersons);