But yeah, I would have to agree that there's definitely a "hole" in the BCL where a read-only indexed collection interface should go. IList is just too multi-purpose.
Is there any reason to expose an internal collection as a ReadOnlyCollection rather than an IEnumerable if the calling code only iterates over the collection?
Average(IEnumerable, Func) Computes the average of a sequence of Single values that are obtained by invoking a transform function on each element of the input sequence.
List's are a very common datastructure, but creating them in this fashion involves quite a bit of syntactic noise - and it kişi easily get even worse (e.g.
Bu sayede, muta bünyelarının ciğerindeki verilerin sıralanması yahut katlaştırılması fiillemleri özelleştirilebilir ve yoklama edilebilir hale gelir.
Note The StringBuilder references themselves are read-only, but the memory pointed to by the references are still mutable.
Thous leads that your consumer classes are just awaiting interfaces instead of concrete classes and so you kişi change the concrete implementation at a later stage without breaking your public contract (due to performance reasons use an List instead of a LinkedList or vice versa).
GitHub'da bizimle işbirliği kuruluşn Bu içeriğin kaynağı GitHub'da bulunabilir; burada hatta sorunları ve C# ReadOnlyCollectionBase Nasıl Kullanılır çekme isteklerini oluşturup gözden geçirebilirsiniz. Daha bir araba bilgelik muhtevain ulamada bulunan kılavuzumuzu inceleyin.
Public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are hamiş guaranteed to be thread C# ReadOnlyCollectionBase Nedir safe.
Figure 1 below displays the members of List. Note that you have a method named Add, so you birey easily add authors to the list of authors we’ve created in the preceding code snippet.
Now the error makes sense, it's true I do hamiş have a default constructor. However I C# ReadOnlyCollectionBase Nedir am able to Serialize a ReadOnlyCollection using the DataContractSerializer even though ReadOnlyCollection does hamiş have a parameterless default constructor.
Average(IEnumerable, Func) C# ReadOnlyCollectionBase Nasıl Kullanılır Computes the average of a sequence of nullable C# ReadOnlyCollectionBase Temel Özellikleri Int64 values that are obtained by invoking a transform function on each element of the input sequence.
ObservableCollection güç bind to ListViewCollection in such a way that changes to ListViewCollection do derece get pushed back into ObservableCollection. The original ReadOnlyObservableCollection, however, throws an exception if you try to modify the collection.
Initializes a new instance of the ReadOnlyCollection class that is a read-only wrapper around the specified list.