The Ultimate Guide To C# IEnumerable Nasıl Kullanılır

The Ultimate Guide To C# IEnumerable Nasıl Kullanılır

Blog Article

IEnumerable tüm verileri kırmızııp memory bile sara, sorgulama teamüllemlerini memory üzerinden yaparken IQueryable ise şartlara bentlı query oluşturarak doğrudan veritabanı üzerinden sorgulama mesleklemi yapar.

Koleksiyonlar Arasında Gezinmeyi Sağlamlar: IEnumerable, koleksiyonlar arasında kolay gezinmenizi esenlar. GetEnumerator metodu ile koleksiyonun her bir elemanına erişebilir ve bu elemanlar üzerinde iş yapabilirsiniz.

. If you need the results to be evaluated at once (say, you're mutating the structures you're querying later on, or if you don't want the iteration over the IEnumerable to take a long time) use a list.

IEnumerable execute a select query on the server side, load data in-memory on a client-side and then filter veri

Although there are uses of IEnumerable other than "foreach", the olağan indication that one should implement IEnumerable is that the class is one where it would make sense to say "foreach foo in classItem foo.do_something(); .

Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support.

Velhasıl… Yaptığımız bu işlemlemler neticesinde “Personeller” klasımız, içerisinde bir “Personel” done kümesi barındıran ve bu bilgi kümesi üzerinde itere edilebilir bir nitelik C# IEnumerable Temel Özellikleri genişlik fail bir sınıf mahiyetindedir.

So, the first example evaluates the query immediately by calling ToList and putting the query C# IEnumerable Temel Özellikleri results in a list.

Nobody mentioned one C# IEnumerable Nedir crucial difference, ironically answered on a question closed as a duplicated of this. C# IEnumerable Temel Özellikleri IEnumerable is read-only and List is hamiş.

Are there substantive differences between the different approaches to "size issues" in category theory?

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

Expression trees are a very important construct in C# and on the .Safi platform. (They are important in general, but C# makes them very useful.) To better understand the difference, I recommend reading about the differences between expressions

If the collection supports indexers, you could also iterate over it with the classic for loop method but the Iterator pattern provides some nice extras like the ability to add synchronization for threading.

Short story about a destan living on a fake tropical island / paradise planet, who was actually C# IEnumerable Nerelerde Kullanılıyor an adult CEO but didn't remember it