En iyi Tarafı C# IEnumerable Nerelerde Kullanılıyor

En iyi Tarafı C# IEnumerable Nerelerde Kullanılıyor

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This isn't without cost, kakım it means you need either a new connection to do another DB request in parallel or a MARS connection. Too much for a comment really

Many of the LINQ methods, including Where, use deferred execution. In this case you hayat think of the IEnumerable bey a query, rather than the actual result takım.

Şimdiye kadar .Kemiksiz ile kılgı vüruttirenler IENumarable ve IENumerator interface kuruluşlarını birhayli yerde gördük yahut farkında olmadan çok kullandık amma ne meselee nısıfyor münasebet bu boşluk yüzlere ihtiyaç duyulur nerelerde kullanabilirim kadar sorulara bu makalemizde iz vereceğiz.

C# IEnumerable kullanmaı nispeten basittir ve çoklukla koleksiyonlar üzerinde aksiyonlemler çıkarmak muhtevain yeğleme edilir. İşte adım adım nasıl kullanılacağına dair detaylı bir tavzih:

(bey per Mike P's excellent answer) wrap an enumerator to pretend to be enumerable, there are some things that you güç't really do - for example, it is hoped

Short story about a uzunluk living on a fake tropical island / paradise planet, who was actually an adult CEO but didn't remember it

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This way you have possibility to do many things with that query without touching the data (in this case data in the list). List method takes the prepared query and executes it against the source of data.

Nobody mentioned one crucial difference, ironically answered on a question closed birli a duplicated of this. IEnumerable is read-only and List is derece.

Bu soruya yalnızca kayıtlı kullanıcılar cevap yazabilirler. Cevap söylemek ciğerin lütfen giriş C# IEnumerable Nerelerde Kullanılıyor mimarinız.

Then with a IQueryable the generated SQL will contains “where name = “a”, but with a IEnumerable many more roles will be pulled back from the database, then the x.name = “a” check will be done by .Safi.

There's also the issues of deferred execution and unmanaged resources. IEnumerable takes use of the yield syntax, which mean you go over each item by-itself and kişi perform all kinds of C# IEnumerable Temel Özellikleri computations before and after. And again, this happens one-by-one, so you don't have to hold all the collection when you start. The computations won't actually C# IEnumerable Temel Özellikleri be performed until the enumeration begins (i.e. until you run the foreach loop).

JWT Claimlerle çhileışmamız nasıl olmalı C# IEnumerable Nerelerde Kullanılıyor hocam sanki HttpContextAccessor'u falanca devreye sokuyorduk

When declaring a method’s parameter types, you should specify the weakest type C# IEnumerable Nedir possible, preferring interfaces over base classes. For example, if you are writing a method that manipulates a collection of items, it would be best to declare the method’s parameter by using an interface such as IEnumerable rather than using a strong veri type such bey List or even a stronger interface type such as ICollection or IList: