En iyi Tarafı C# IList Nasıl Kullanılır

Wiki Article

You cannot predict the future. Assuming that a property's type will always be beneficial bey a List is immediately limiting your ability to adapt to unforeseen expectations of your code.

What US checks and balances prevent the FBI from raiding politicians unfavorable to the federal government?

Here's an example: I had a project once where our lists got very large, and resulting fragmentation of the large object heap was hurting performance. We replaced List with LinkedList. LinkedList does not contain an array, so all of a sudden, we had almost no use of the large object heap.

Birey a unique position be deduced if pieces are replaced by checkers (birey see piece color but hamiş type)

The preceeding line of code will work, but you will only have the members of IList available to you instead of the full kaş from whatever class you initialize.

List is a specific implementation of IList, which is a container that güç be addressed the same way kakım a linear array T[] using an integer index. When you specify IList as the type of the method's argument, you only specify that you need certain capabilities of the container. For example, the interface specification does derece enforce a specific veri structure to C# IList Nasıl Kullanılır be used.

GitHub'da bizimle işbirliği kuruluşn Bu yürekğin kaynağı GitHub'da bulunabilir; burada antrparantez sorunları ve çekme isteklerini oluşturup gözden geçirebilirsiniz. Daha şu denli bilim midein ulamada C# IList Nasıl Kullanılır kâin kılavuzumuzu inceleyin.

In fact, any time you are using reflection IList is more convenient than IList-of-T, since generics and reflection don't play nicely together. It yaşama be done, but it is a pain. Unfortunately since IList-of-T doesn't derive from IList there are cases where this kişi eden - but C# IList Neden Kullanmalıyız it is a good 95% rule.

If you are exposing your class through a library that others will use, you generally want to expose it via interfaces rather than concrete implementations.

The Cast function is just a reimplementation of the extension method that comes with 3.5 written kakım a düzgülü static method. It is quite ugly and verbose unfortunately.

This argument only works if you write your own implementation of IList from sratch (or at least without inheriting List)

Returning a read-only interface such as C# IList Nedir IEnumerable is often the way to go for veri-retrieval methods. Your consumer güç project it into a richer type as-needed.

This will help if you decide to change the implementation of your class later to use a different concrete class. In that C# IList Nerelerde Kullanılıyor case the users of your library won't need to update their code since the interface doesn't change.

This works, because only the outer list is created in the first place. You emanet then insert individual items that are compatible with IList: