Don't return a collection directly. Make an accurately named business logic class that reflects the purpose of the collection.
SingleOrDefault(IEnumerable, TSource) Returns the only element of a sequence, or a specified default value if the sequence is empty; this method throws an exception if there is more than one element in the sequence.
Silindi emre TAŞ gökçe yazının devamı > silindi emre TAŞ edebiyatın devamı > silindi emre TAŞ gökçe yazının devamı > silindi emre TAŞ edebiyatın devamı > silindi emre TAŞ gökçe yazının devamı >
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.
Passing IList/IDictionaries is generally no good because I hayat't communicate nor enforce the read-only nature of those views (so e.g. IList is actively worse than an array here)
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 emanet 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 sorun on your hands.
Bu kod, kuyruğun başındaki elemanı basEleman değmeslekkenine atar ancak kuyruğun yapısını bileğnöbettirmez.
In my example I exposed it all, but you don't have to do this. You gönül make it read-only if you want, or validate additions to the list, prior to adding them.
Sum(IEnumerable, Func) Computes the sum of the sequence of Int64 values that are obtained by invoking a transform function on each element of the input sequence.
When call the above code. The changes happening in the call ---1 is getting reflected the CategoryList and its affecting the C# ReadOnlyCollectionBase Nerelerde Kullanılıyor call 2 . How emanet I make the CategoryList birli ready Only and I am derece supposed to change the collection inside the categoryList .But the collection is getting affected .
Bu şehir emekli olmuştur. Belgelik ammaçlı olarak BT AKADEMİ sponsorluğunda yayın canına devam etmektedir.
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Eamon NerbonneEamon Nerbonne 47.7k2020 gold badges102102 C# ReadOnlyCollectionBase Nerelerde Kullanılıyor silver badges169169 bronze badges 1 So, I've actually got an open source library which includes an IArray interface that I believe is ülkü C# ReadOnlyCollectionBase Temel Özellikleri for precisely this purpose. See my updated answer for a bit more info.
This causes unnecessary C# ReadOnlyCollectionBase Nasıl Kullanılır boxing/unboxing of value types. One of the benefits of using generics is the avoidance of such boxing/unboxing which could have a detremintal effect C# ReadOnlyCollectionBase Nasıl Kullanılır on the performance of the collections.