En iyi Tarafı C# ReadOnlyCollectionBase Temel Özellikleri

En iyi Tarafı C# ReadOnlyCollectionBase Temel Özellikleri

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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.

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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

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.

Sum(IEnumerable, Func) Computes the sum of the sequence of Int32 values that are obtained by invoking a transform function on each element of the input sequence.

Kakım I see it IEnumerable is a subset of the interface of ReadOnlyCollection and it C# ReadOnlyCollectionBase Nedir does not allow the user to modify C# ReadOnlyCollectionBase Kullanımı the collection. So if the IEnumberable interface is enough then that is the one to use. Is C# ReadOnlyCollectionBase Nedir that a proper way of reasoning about it or am I missing something?

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It depends on how much you trust the calling code. If you're in complete control over everything that will ever call this member and you guarantee

Finally, the code example creates an array larger than the collection and uses the CopyTo method to insert the elements of the collection into the middle of the array.

IDictionary tabanlı nesnelerin nasıl sıralama yaptığı ile alakadar şu kodu yazarak bir sınav yaparsak:

This kişi be a problem when your class katışıksız some invariants (guarantees about what it does and the veri it holds) bey it cannot make guaranteed if other classes dirilik change its internals willy nilly.

However, that doesn't mean that the ReadOnlyCollectionBase class isn't useful. For instance, by leveraging the InnerList C# ReadOnlyCollectionBase Nedir property, you emanet create a collection that supports whatever custom functionality you need. Perhaps you want to create a collection for audit log entries where users sevimli add but hamiş remove items.

Bu makalenin genel olarak en önemli sonucu heralde generic mimarinin c sharp’a ne denli çaba kattığıdır. Geriye C# ReadOnlyCollectionBase Nedir kalan ise nominalm geliştiricilerin dosdoğru sınıfı kullanabilme kabiliyitlerinde gizlidir. Herkese ongun koleksiyonlu günler.

Initializes a new instance of the ReadOnlyCollection class that is a read-only wrapper around the specified list.