Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support.
dictionaries). As it turns out, many lists are never changed, or at least never extended. Of course ReadOnlyCollection introduces yet more syntactic noise, and it doesn't even convey quite what I mean; after all ReadOnlyCollection may wrap a mutating
GitHub'da bizimle işbirliği kuruluşn Bu dâhilğin kaynağı GitHub'da bulunabilir; burada üste sorunları ve çekme isteklerini oluşturup gözden geçirebilirsiniz. Henüz bir tomar fen derunin ulamada mevcut kılavuzumuzu inceleyin.
Sum(IEnumerable, Func) Computes the sum of the sequence of nullable Single values that are obtained by invoking a transform function on each element of the input sequence.
I currently have return veri; wrapped by a ReaderWriterLockSlim to protect the collection from sharing violations.
Your implementation depends on your needs: - If you don't care about the caller (Class B) from seeing any further changes to the collection then you birey just clone the collection, hand it out, and stop caring. - If you definitely need the caller (Class B) to see changes that are made to the collection, and you want this to be thread-safe, then you have more of a mesele on your hands.
Thous leads that your consumer classes are just awaiting interfaces instead of concrete classes and so you sevimli change the concrete implementation at a later stage without breaking your public contract (due to performance reasons use an List instead of a LinkedList or vice versa).
Important Some information relates to prerelease product that C# ReadOnlyCollectionBase Kullanımı may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
To guarantee thread safety during enumeration, you yaşama lock the collection during the C# ReadOnlyCollectionBase Kullanımı entire enumeration. To allow the collection to be accessed by multiple threads for reading and writing, you must implement your own synchronization.
Antrparantez, metotlar projenizin C# ReadOnlyCollectionBase Nedir hizmetını ve güncellemesini kolaylaştırır ve başarımınızı fazlalıkrabilir. Bu nedenle, C# programlama dilinde metot işletmek, bir projeyi C# ReadOnlyCollectionBase Nasıl Kullanılır henüz iyi ve daha dokunaklı hale getirmenin önemli bir yoludur.
ElementAtOrDefault(IEnumerable, Int32) Returns the element at a specified index in a sequence or a default value if the index is out of range.
Average(IEnumerable, Func) Computes the average of a sequence of nullable Int64 values that are obtained by invoking a transform function on each element of the input sequence.
I was looking for a similar solution, but I wanted to still be able to modify the collection from inside the class so I chose the option outlined here: In short, his example is: public class MyClass
I have a readOnlyCollection of ModuleViewModel, I want to retrieve with linq a specific ModuleViewModel containing in my collection. Here the C# ReadOnlyCollectionBase Nasıl Kullanılır declaration of my collection :