Greatest Kılavuzu C# ReadOnlyCollectionBase Nasıl Kullanılır için
Greatest Kılavuzu C# ReadOnlyCollectionBase Nasıl Kullanılır için
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To guarantee thread safety during enumeration, you dirilik either lock the collection during the entire enumeration or catch the exceptions resulting from changes made by other threads.
In programs, an immutable collection birey be used with less copying—we do hamiş need to worry about it being modified. This hayat make programs simpler and easier to reason about.
1 Kakım long as WritableMyItem is made private, bey @KlausGütter suggested, this solution seems to work great. The other sıkıntı I thought I would face is if the IReadOnlyList is casted into a IList, but since IList's type parameter is not covariant, I don't think this is possible. Thank you!
Equals metodunda, Point3D sınıfının X, Y ve Z değerlerinin başka yer ile aynı olup olmadığı kontrol edilir. GetHashCode metodunda ise nesnenin hash kodu oluşturularak konstrüktif muadelet kontralaştırmalarında kullanılır.
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Distinct(IEnumerable) Returns distinct elements from a sequence by using the default equality comparer to compare values.
Ne sınıf nerde kullanılmalı, bu sınıfların değişiklıkları neler, performansları nasıl gibi bazı soruları bu makalede bile arayalım.
HashTable hash kodlarına bakarak dizdiğinden belli bir sıralaması yoktur.Algoritması bu kodların ortamında gizlidr. Dictionary ise verilerin ekleniş sırasını hiç değmaslahattirmeden saklamıştır.
Finally, the code example creates an array larger than the collection and uses the CopyTo method to insert the elements of the collection C# ReadOnlyCollectionBase Nasıl Kullanılır into the middle of the array.
If you do this then there's nothing stopping 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.
Putting that all together, a class that exposes a read-only collection needs three things: C# ReadOnlyCollectionBase Nasıl Kullanılır A property of type PhvReadOnlyList
However, that doesn't mean that the ReadOnlyCollectionBase class isn't useful. For instance, by leveraging the InnerList property, you güç create a collection that supports whatever custom functionality C# ReadOnlyCollectionBase Temel Özellikleri you need. Perhaps you want to create a collection for audit log entries where users güç add but derece remove items.
End Sub And C# ReadOnlyCollectionBase Nerelerde Kullanılıyor that's all you need to write. The class that's using your new read-only collection would C# ReadOnlyCollectionBase Nedir 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 .
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