En C# ReadOnlyCollectionBase Kullanımı Sırları
En C# ReadOnlyCollectionBase Kullanımı Sırları
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What is the term for when a hyperlink maliciously opens different URL from URL displayed when hovered over?
A note. Read-only status is not transferred to other references. You cannot replace the references with other StringBuilder references or the null literal.
Example. In this izlence, a list of ints is created, and then the ReadOnlyCollection constructor is used with that List birli an argument. Inside the ReadOnlyCollection constructor, a reference to the argument is stored as an IList reference field.
List's are a very common datastructure, but creating them in this fashion involves quite a bit of syntactic noise - and it birey easily get even worse (e.g.
) Yeni bir node eklenmek istendiğinde LinkedListNode sınfı kullanılır. Bu derslikın kullanmaı çok pratik değildir ve özel durumlarda kullanılmalıdır. İçindeki nodelara Next ve Previous metodlarıyla ulaşılır. İndeksleme strüktürlamadığından, Find metoduyla taharri gestaltlır ve bu da tüm listenin süresince dolaştığından bize maliyeti şu denli evet.
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.
If you're tolerant of some "noise" in your own encapsulated code then I would suggest wrapping a T[] array and exposing an IList which happens to be a ReadOnlyCollection:
Average(IEnumerable, Func) Computes the average of a sequence of nullable Decimal values that are obtained by invoking a transform function on each element of the input sequence.
Sum(IEnumerable, Func) Computes the C# ReadOnlyCollectionBase Kullanımı sum of the sequence of Int64 values that are obtained by invoking a transform function on each element of the input sequence.
In short: I think your question is covered C# ReadOnlyCollectionBase Nasıl Kullanılır with a perfectly good answer by Jon Skeet - ReadOnlyCollection or IEnumerable for exposing member collections?
SingleOrDefault(IEnumerable, Func, TSource) Returns the only element of a sequence that satisfies a specified condition, C# ReadOnlyCollectionBase Nerelerde Kullanılıyor or a specified default value if no such element exists; this method throws an exception if more than one element satisfies the condition.
Nodes(IEnumerable) Returns a collection of the child C# ReadOnlyCollectionBase Kullanımı nodes of every document and element in the source collection.
On the other hand, let's say you have a ReadOnlyCollection(StringBuilder). This is kind of a strange thing to have, but it is acceptable. You sevimli still change the individual StringBuilder objects by accessing their methods.
(There are plenty of other options for wrapping C# ReadOnlyCollectionBase Nasıl Kullanılır trivially - the nice thing about Skip over Select/Where is that there's no delegate to execute pointlessly for each iteration.)