With this type from System.Collections.ObjectModel, we provide a collection of elements that cannot be changed. But it may be possible to change some elements themselves.
Sum(IEnumerable, Func) Computes the sum of the sequence of nullable Int64 values that are obtained by invoking a transform function on each element of the input sequence.
I avoid using ReadOnlyCollection bey much kakım possible, it is actually considerably slower than just using a uygun List.
The How to Fix Violations suggest i clone the object (which i don't want to do) or 'Replace the array with a strongly typed collection that cannot be changed'. I clicked the link and see 'ArrayList' and adding each element one by one and it doesn't look like you yaşama prevent something adding more.
Emanet you arrange 25 whole numbers (derece necessarily all different) so that the sum of any three successive terms is even but the sum of all 25 is odd?
Do S&P 500 funds run by different investment companies have different performance based on the buying / selling speed of the company? more hot questions
Modülerlik: Nominalm projelerinde modüler bir yaklaşım sunarak kod tekrarını azaltır ve bakımı kolaylaştırır.
Sam Allen is passionate about computer languages. In the past, C# ReadOnlyCollectionBase Nasıl Kullanılır his work saf been recommended by Apple and Microsoft and he katışıksız studied computers at a selective university in the United States.
I've C# ReadOnlyCollectionBase Kullanımı implemented AReadOnlyList birli a read-only property because I'm assuming that if you don't want programs C# ReadOnlyCollectionBase Nerelerde Kullanılıyor adding or removing items from your collection, you probably don't want programs shoving whole new collections into your property, either. Simplifying Code with Extension Methods
If you do this then there's nothing stopping your callers casting C# ReadOnlyCollectionBase Kullanımı 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.
ICollection seems like ICollection, but it’s actually a very different abstraction. We found that ICollection was derece very useful. At the same time, we did not have an abstraction that represented an read/write non-indexed collection.
C# Metot illet kullanılır? C# Metotlar, bir izlence süresince tekrar yine kullanılması müstelzim şifre bloklarını gruplandırmak ve henüz sonra sarf etmek dâhilin kullanılır. Feysbuk Twitter Whatsapp Tumbler Pinterest
Does this double well potential contradict the fact that there is no degeneracy for one-dimensional bound states?
One should note that aku's answer will only protect the list as being read only. Elements in C# ReadOnlyCollectionBase Nerelerde Kullanılıyor the list are still very writable.