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IEnumerable ve IQueryable çoğu vüruttirici tarafından kullanmaı karıştırılmakta ve ne dakika nerede kullanılacağı bilinmemektedir.

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

Şu anda etkili olarak web ve hareketli projeler vüruttiriyorum ve 2013 yılından beri makale yazma ile bile YouTube ve Udemy platformlarında video yürekerik üretiyorum.

Analogy: Imagine you are a detective on an aeroplane . You need to work your way through all the passengers to find your suspect.

By adding on a Where statement you aren't actually doing much of anything, you're just adding an extra filter to the query so that later on, when you actually evaluate the sequence (in this case, when ToList is called) those filters will all be applied.

static public IEnumerable VerileriGetir() yield return "Pazartesi"; yield return "Salı"; yield return "Çarşamba"; yield return "Perşembe"; yield return "Cuma"; yield return "Cumartesi"; yield return "Piyasa"; Şimdi hordaki şifre bloğunu ayrıntılıca inceleyelim.

Derece: Generic sıfır sınıflar bağırsakin IEnumerable kullanmaında boxing/unboxing mesleklemleri verimliliği düşüreceği için yeni oluşturacağınız projelerinizde generic sınıflar yürekin olan IEnumerable

IEnumerable and IEnumerator are both interfaces. IEnumerable katışıksız just one method called GetEnumerator. This method returns (bey C# IEnumerable Kullanımı all methods return something including void) another type which is an interface and that interface is IEnumerator. When you implement enumerator logic C# IEnumerable Nerelerde Kullanılıyor in any of your collection class, you implement IEnumerable (either generic or non generic).

"These methods that extend IQueryable(Of T) do hamiş perform any querying directly. Instead, their functionality is to build C# IEnumerable Nasıl Kullanılır an Expression object, which is an expression tree that represents the cumulative query. "'

Bu, mukayyetmın kalitesini fazlalıkrır ve olası hataları erken aşamalarda belirleme etmeyi kolaylaştırır.

This takes an IEnumerator factory function, which usually sevimli be provided very easily instead of the single IEnumerator instance (which yields wrong results after first iteration and breaks the semantics of IEnumerable). This avoids the issues marked by Marc Gravell and establishes full IEnumerable behavior.

The reason, of course, is that someone birey call the first method passing in an array object, a List object, a String object, and so on — any object whose type implements IEnumerable.

user541686user541686 208k132132 gold badges547547 C# IEnumerable Nerelerde Kullanılıyor silver badges911911 bronze badges 3 i also used this and was loooong happy.

Below mentioned small test might help you understand one aspect of difference between IQueryable and IEnumerable. I've reproduced this answer from this post where I was trying to add corrections to someone else's C# IEnumerable Nedir post