I do derece pass around Listss if I can possibly help it. Generally I have something else that is managing the collection in question, which exposes the collection, for example:
NET 4.5, you may want to try the new read-only collection interfaces. You'll still want to wrap the returned collection in a ReadOnlyCollection if you're paranoid, but now you're derece tied to a specific implementation.
If you (Class A) continue to modify the underlying collection after you hand it out kakım a ReadOnlyCollection then class B will see these changes, have any iterators invalidated, etc. and generally be open to any of the usual concurrency issues with collections.
Well, there is a way. It ain't pretty as it adds extra stuff on your domain benzer, but I just checked and it works.
Sum(IEnumerable, Func) Computes the sum of the sequence of nullable Int32 values that are obtained by invoking a transform function on each element of the input sequence.
Sual 1: C# Metot nedir? C# Metot, makul bir alışverişlevi namına getiren kod bloklarını ciğerermiş gestaltlardır. Metotlar, kodun yeniden kullanılabilirliğini fazlalıkrır ve şifre karmaşıklığını azaltır.
ElementAtOrDefault(IEnumerable, Index) Returns the element at a specified index in a sequence or a default value if C# ReadOnlyCollectionBase Nedir the index is out of range.
Note that the IReadOnlyList interface works similarly to List and in fact dirilik be used in place of List when you want the elements of the list to be read-only. We will illustrate this with an example in the next section.
What is the term for when a hyperlink maliciously opens C# ReadOnlyCollectionBase Temel Özellikleri different URL from URL displayed when hovered over?
Descendants(IEnumerable) Returns a collection of elements that contains the descendant elements of every C# ReadOnlyCollectionBase Nedir element and document in the source collection.
Enumerating through a collection is intrinsically derece a C# ReadOnlyCollectionBase Nedir thread-safe procedure. Even when a collection is synchronized, other threads yaşama still modify the C# ReadOnlyCollectionBase Kullanımı collection, which causes the enumerator to throw an exception.
ObservableCollection kişi bind to ListViewCollection in such a way that changes to ListViewCollection do not get pushed back into ObservableCollection. The original ReadOnlyObservableCollection, however, throws an exception if you try to modify the collection.
One should note that aku's answer will only protect the list bey being read only. Elements in the list are still very writable.