Açıklaması C# ReadOnlyCollectionBase Temel Özellikleri Hakkında 5 Basit Tablolar

Açıklaması C# ReadOnlyCollectionBase Temel Özellikleri Hakkında 5 Basit Tablolar

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Don't return a collection directly. Make an accurately named business logic class that reflects the purpose of the collection.

In EF Core, you kişi encapsulate collections and achieve true domain modeling by using backing fields.

-ArrayList: Dizinin benzeridir ama yalnızca object tipinden verileri saklar. Zımnında da gönderilen bilgi object değilse boxing nöbetlemine yayımcı tutulur.

Note that I split the interface into IReadOnlyMyItem and IWritableMyItem but you don't actually need IWritableMyItem - you could just omit that interface and write:

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Also, native collections can't be enhanced with extra data. You'll recognize this next time you find that you pass in (Collection, Extra) to more than one or two methods. It indicates that "Extra" belongs with the object containing your collection.

Collections enable you to allocate memory dynamically to store elements and then retrieve them using a key or index kakım needed.

It depends on how much you trust C# ReadOnlyCollectionBase Nasıl Kullanılır the calling code. If you're in complete C# ReadOnlyCollectionBase Temel Özellikleri control over everything that will ever call this member and you guarantee

collection. Sometimes I use an array internally and return an IEnumerable to indicate intent. But most of these approaches have a very low signal-to-noise ratio; and that's absolutely critical to understanding code.

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Descendants(IEnumerable) Returns a collection of elements that contains the descendant elements of every element and document in the source collection.

However, that doesn't mean that the ReadOnlyCollectionBase class isn't useful. For instance, by leveraging the InnerList property, you dirilik create a collection that supports whatever custom functionality you need. Perhaps you want to create a collection for audit log entries where users gönül add but not remove items.

-HashTable ve Sorted List: Bu dü klasın çallıkışma prensipleri birbirine çok yakındır. Bir bölgede C# ReadOnlyCollectionBase Temel Özellikleri dü adet done çitndırırlar. Bunlar ‘Key’ ve ‘Value’dur. Verdiğimiz ‘Key’ kıymeti unique tutulmak ve null olmamak zorundadır. HashTable ve SortedList, verilere ulaşırken çitndırdıkları unique anahtarları kullanarak ulaşırlar. Sonunda aldıkları verilere bir nevi Identity kolonuna bağlamış olurlar. Key bileğerleri atandıktan sonrasında katiyen değaksiyonmez.

If however your intent is to prevent the calling code from C# ReadOnlyCollectionBase Temel Özellikleri observing updates from other threads you'll have to fall back to solutions already mentioned, to perform a deep or shallow copy depending C# ReadOnlyCollectionBase Nerelerde Kullanılıyor on your need.