Hakkında C# ReadOnlyCollectionBase Temel Özellikleri
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Average(IEnumerable, Func) Computes the average of a sequence of Decimal values that are obtained by invoking a transform function on each element of the input sequence.
-Dictionary ve SortedList: Hash Table ve SortedList yapısını kullanmaktadırlar. Hiç fark Key ve Value değerlerinin generic olmasıdır. Bu da her bir veri midein dü sayı boxing işçilikleminden geçiştirmek demektir. Bu da bizlere çok bir tomar performans peşışı esenlar.
That method must return an Enumerator object, which provides the actual support for the looping through the collection. Similarly, code that retrieves an item by the item's position in the collection also looks for the IEnumerable interface and uses the GetEnumerator method. What the Enumerator object doesn't support are the Add or Remove methods. Ignoring the ReadOnlyCollectionBase
Elements(IEnumerable) Returns a collection of the child elements of every element and document in the source collection.
The following code snippet illustrates how IReadOnlyList kişi be used in place of List in the above method.
Note The StringBuilder references themselves are read-only, but the memory pointed to by the references are still mutable.
Yapısal müsavat, koleksiyonların elemanlarının aynı tam ve aynı değerlere mevla olup olmadığını muayene eder, bu nedenle muhtelitşık bilgi binalarını önlaştırırken kullanışlıdır.
Average(IEnumerable, Func) Computes the average of a sequence of Int64 values that are obtained by invoking a transform function on each element of the input sequence.
However, it should be noted that while these read-only collection types provide a read-only view of the data, they are only wrappers. They do not provide an immutable copy of the collection.
Figure 1 below displays the members of List. Note that you have a method named Add, so you güç easily add authors to the list C# ReadOnlyCollectionBase Temel Özellikleri of authors we’ve created in the preceding code snippet.
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The following code example demonstrates several members of the ReadOnlyCollection class. The code example creates a List of strings and adds four dinosaur names to C# ReadOnlyCollectionBase Kullanımı it. The code example then wraps the list in a ReadOnlyCollection.
A method like PayUnpaidInvoices C# ReadOnlyCollectionBase Temel Özellikleri being present may lead to second guessings about what "regular" collection methods like Remove and Clear might do. Will it just remove invoices from the in-memory collection, or will C# ReadOnlyCollectionBase Kullanımı it delete them from the database?