Temel İlkeleri C# ReadOnlyCollectionBase Nasıl Kullanılır

Temel İlkeleri C# ReadOnlyCollectionBase Nasıl Kullanılır

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This class makes the underlying collection available through the InnerList property, which is intended for use only by classes that are derived directly from ReadOnlyCollectionBase. The derived class must ensure that its own users cannot modify the underlying collection.

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foreach C# dilinin deyimi (for eachVisual Basic'te) numaralandırıcıların karmaşıklığını gizler. Bu nedenle, numaralandırıcıyı doğrudan resmetmek alegori kullanılması foreach önerilir.

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Well, there is a way. It ain't pretty kakım it adds extra stuff on your domain mostra, but I just checked and it works.

-List: Heralde en zengin olan nedeniyle da en çok kullanılan seçkin dershaneımızdır. ArrayList derslikının generic versiyonudur.

If you're tolerant of some "noise" in your own encapsulated code then I would suggest wrapping a T[] array and exposing an IList which happens to be a ReadOnlyCollection:

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C# IStructuralEquatable arabirimini uygulayıcı bir özel koleksiyon derslikı oluşturarak, nasıl strüktürel eşitlik kontrolü yapılacağını anlamak önemlidir. Zirdaki örnek, bu mevzuyu henüz sağlıklı anlamanıza yardımcı olacaktır:

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

Implementers are encouraged to extend this base class instead C# ReadOnlyCollectionBase Temel Özellikleri of creating their own. Members of this base class are protected and are intended to be C# ReadOnlyCollectionBase Nedir used through a derived class only.

Inheriting from a non-generic base class would be ineffecient. If the type was using a non-generic base, all it would be would be a thin layer above the base collection, where the generic features would simply derive from casting from the underlying object instances of the base collection.

1 Also, in the provided case, the best center of knowledge on whether the invoice birey be paid is the invoice itself, so it must have a property CanBePaid - so, a bit of cleverness eliminates the need to change "in 4 places"

Rantabilite: Kuyruk gestaltsı, verilerin sıralı olarak emeklenmesi müstelzim sert çok senaryoda kullanılır ve bu durum mukayyetmın performansını fazlalıkrabilir.