C# ReadOnlyCollectionBase Kullanımı Ile ilgili detaylı notlar

C# ReadOnlyCollectionBase Kullanımı Ile ilgili detaylı notlar

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In programs, an immutable collection birey be used with less copying—we do hamiş need to worry about it being modified. This dirilik make programs simpler and easier to reason about.

I avoid using ReadOnlyCollection birli much kakım possible, it is actually considerably slower than just using a alışılagelen List.

As the last point states, you shouldn't avoid ReadOnlyCollection like you were suggesting. It is a very useful type to use for public members to inform the consumer of the limitations of the collection they are accessing.

I currently have return veri; wrapped by a ReaderWriterLockSlim to protect the collection from sharing violations.

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?

Bu makalede, C# metotlarının münasebet kullanıldığı, ne alışverişe yaradığı ve nasıl özellikler sunmuş olduğu karşı elan detaylı bilgi vereceğim.

Sonuç olarak System.Collections insan vadiı şeşnda muhalifmıza 7 pare non-generic ve 7 adette generic klas çıkmaktadır. Gerçeklik önemli olan sadık dershaneı doğru yerde kullanmaktır.

SkipLast(IEnumerable, Int32) Returns a new enumerable collection that contains the elements from source with the last count elements of the source collection omitted.

If you do this then there's nothing stopping C# ReadOnlyCollectionBase Nerelerde Kullanılıyor your callers casting the IEnumerable back to ICollection and then modifying it. ReadOnlyCollection removes this possibility, although it's still possible to access the underlying writable collection via reflection.

However, the syntax is awkward. Adding an extension method sevimli simplify that syntax tremendously. Extension methods have at least three C# ReadOnlyCollectionBase Nasıl Kullanılır convenient features: The first is that they attach themselves to whatever classes you specify, automatically appearing in the IntelliSense dropdown lists for those objects; second, they're automatically passed whatever object they're C# ReadOnlyCollectionBase Kullanımı called from bey their first parameter; third, when an extension method is used with a generic class (for instance, List), the method automatically figures out the veri type of the C# ReadOnlyCollectionBase Temel Özellikleri generic parameter.

So, what's the best-practice way to deal C# ReadOnlyCollectionBase Nerelerde Kullanılıyor with the bog-standard task of making small collections to pass around values? Should array be preferred over List where possible?

Eamon NerbonneEamon Nerbonne 47.7k2020 gold badges102102 silver badges169169 bronze badges 1 So, I've actually got an open source library which includes an IArray interface that I believe is ülküsel for precisely this purpose. See my updated answer for a bit more info.

(There are plenty of other options for wrapping trivially - the birçok thing about Skip over Select/Where is that there's no delegate to execute pointlessly for each iteration.)