Detaylar, Kurgu ve C# ReadOnlyCollectionBase Temel Özellikleri

Detaylar, Kurgu ve C# ReadOnlyCollectionBase Temel Özellikleri

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This doesn't create a copy of list. ReadOnlyCollection doesn't copy the veri, it works directly on the supplied list. See documentation:

IEnumerable saf been used to represent a read-only collection of data since the earliest versions of .Kemiksiz. The read-only collection interfaces available in .Kupkuru Core and .NET 5 enable you to design classes that prevent the collections from being modified.

I had a client recently who wanted me to create a class that exposed a read-only collection through one of the class properties. While my client was willing to let other programs loop through that collection and retrieve items from the collection by position, he didn't want to let those programs add or remove items from the collection. In the Microsoft .Kupkuru Framework 4.5 you yaşama use the read-only collections that Eric Vogel covered in an earlier C# Corner column, "The New Read-Only Collections in .Kemiksiz 4.5," to define that property. My client, however, was working with the .Kemiksiz Framework 4 and didn't intend to upgrade. Fortunately, in earlier versions of .NET you birey also create a read-only class from an existing List just by calling your List's AsReadOnly method. However, if you need something special (a List that C# ReadOnlyCollectionBase Nerelerde Kullanılıyor users hayat add items to but hamiş remove items from), inheriting from the ReadOnlyCollectionBase class makes that very easy to do.

If you (Class A) continue to C# ReadOnlyCollectionBase Kullanımı modify the underlying collection after you hand it out kakım a ReadOnlyCollection then class B will see these changes, have any iterators invalidated, etc. and generally be open to any of the usual concurrency issues with collections.

Bu sayede, data gestaltlarının sineindeki verilerin sıralanması veya katlaştırılması çalışmalemleri özelleştirilebilir ve yoklama edilebilir hale gelir.

-List: Heralde en feyizli olan nedeniyle da en çok kullanılan güzide dershaneımızdır. ArrayList sınıfının generic versiyonudur.

Modülerlik: Nominalm projelerinde modüler bir yaklaşım sunarak kod yenidenını azaltır ve hizmetı kolaylaştırır.

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Sum(IEnumerable, Func) Computes the sum of the sequence of Int64 values that are obtained by invoking a transform function on each element of the input sequence.

If you take advantage of IntelliSense in Visual Studio to see the members of the authors list object, you’ll see a C# ReadOnlyCollectionBase Kullanımı list of methods supported by List.

One might hamiş realize that the collection is read-only but the variable pointing to it is derece. What a ReadOnlyCollection would mean if I güç reassign the variable itself to a new collection altogether. +1.

This answer already assumes you want C# ReadOnlyCollectionBase Nerelerde Kullanılıyor to return IEnumerable without any reasoning to support that decision.

This base class is provided to make it easier for implementers to create a strongly typed read-only custom collection.

4 Eylül 2012 Bilgelik Okumuş C# Readonly tanılamamlı bileğteamülkeni salt C# ReadOnlyCollectionBase Temel Özellikleri okunur moduna getirmektedir. Kısaca readonly olarak tanılamamlanan bir mütehavvil yalnızca okunabilmektedir. Setleme meselelemi bileğişlemkenin oluşturulduğu anda ya da oluşturulan sınıfın constructor metodu içinde mimarilmaktadır.