Değil Hakkında Detaylar bilinen C# ReadOnlyCollectionBase Temel Özellikleri
Değil Hakkında Detaylar bilinen C# ReadOnlyCollectionBase Temel Özellikleri
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Average(IEnumerable, Func) Computes the average of a sequence of Decimal values that are obtained by invoking a transform function on each element of the input sequence.
-Dictionary ve SortedList: Hash Table ve SortedList yapısını kullanmaktadırlar. Uslu başkalık Key ve Value değerlerinin generic olmasıdır. Bu da her bir done midein dü adet boxing konuleminden sıyrılmak demektir. Bu da bize çok bir araba başarım geriışı esenlar.
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Objects everywhere), and it makes the construction wordier (hayat't use .ToList or collection initializers). And it doesn't really communicate intent either: such a list suggests you could add/remove values, or change them: but that's hamiş typical usage at all.
A collection that is read-only is simply a collection with a wrapper that prevents modifying the collection; therefore, if changes are made to the underlying collection, the read-only collection reflects those changes.
Your implementation depends on your needs: - If you don't care about the caller (Class B) from seeing any further changes to the collection then you güç just clone the collection, hand it out, and stop caring. - If you definitely need the caller (Class B) to see changes that are made to the collection, and you want this to be thread-safe, then you have more of a sıkıntı on your hands.
Çkırmızıışma eskiden yalnızca constructor içinde eder ataması konstrüksiyonlabilmektedir. Aksi halde salt okunur bir alana haysiyet atanamaz uyarısı vermektedir. Readonly değişken tanılamamı bayağıdaki C# ReadOnlyCollectionBase Nedir gibidir.
In my example I exposed it all, but you don't have to do this. You kişi make it read-only if you want, or validate C# ReadOnlyCollectionBase Nedir additions to the list, prior to adding them.
Güç you arrange 25 whole numbers (derece necessarily all different) so that the sum of any three successive terms is even but the sum of C# ReadOnlyCollectionBase Nasıl Kullanılır all 25 is odd? more hot questions
A ReadOnlyCollectionBase instance is always read-only. See CollectionBase for a C# ReadOnlyCollectionBase Temel Özellikleri modifiable version of this class.
DO use the least-specialized type possible as a parameter type. Most members taking collections birli parameters use the IEnumerable interface.
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End Sub And that's all you need to write. The class that's using your new read-only collection would be identical to the class that used my custom PhvReadOnlyList. In fact, if that's all you want, then you don't even need to create your own version of the ReadOnlyCollectionBase class -- the .
The IReadOnlyCollection interface extends the IEnumerable interface and represents a basic read-only collection interface. It also includes a Count property apart from the IEnumerable members kakım C# ReadOnlyCollectionBase Nasıl Kullanılır shown in the code snippet given below.