The Ultimate Guide To C# IEnumerable Nasıl Kullanılır

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[Edit] - Needless to say - it's derece "either this or that". often it would make good sense to use both a list and an IEnumerable in the same class. No computer in the world could list all prime numbers, because by definition this would require an infinite amount of memory. But you could easily think of a class PrimeContainer which contains an IEnumerable primes, which for obvious reasons also contains a SortedList _primes.

, so if you're doing complicated work to evaluate the enumerable bey you read from it, that work doesn't happen until it's asked for. This is extra beneficial, because often (say, for searches again) you'll find you might not need to do the work at all.

Birli per other answers, the evaluation of the result was deferred until calling ToList or similar invocation methods for example ToArray.

If on the second house, I decide to alter the price (say add one million dollars to the price) - the entire list would change (the order is now different). "one at a time" and "all of them right now" are two different things.

The expression sevimli simply be a constant expression of the object itself or a more complex tree of a composed set of query operators and operands. The query provider's IQueryProvider.Execute() or IQueryProvider.CreateQuery() methods are called with an Expression

I noticed that if I use "Distinct", the "inner" contains 6 items (this is incorrect birli only 2 are Distinct), but the "outer" does contain the correct values. Again, probably the delegated methods determine this but this is a bit more C# IEnumerable Nerelerde Kullanılıyor than I know about IEnumerable.

So the difference between IQueryable and IEnumerable C# IEnumerable Temel Özellikleri is about where the filter logic is executed. One executes on the client side and the other executes on the database.

So, the first example evaluates the query immediately by calling ToList and putting the query results in a list.

Bu şekilde C# IEnumerable Nerelerde Kullanılıyor derme sineindeki elemanlara sırasıyla muvasala esenlanabilir. Bayağıda bu kullanımı gösteren bir örnek bulunmaktadır:

Bu soruya yalnızca kayıtlı kullanıcılar cevap yazabilirler. Karşılık yazmak kucakin lütfen giriş binanız.

C# IEnumerable Nerelerde Kullanılıyor Coming soon: Throughout 2024 we will be phasing out GitHub Issues birli the feedback mechanism for content and replacing it with a new feedback system. For more information see: .

ümit ederim bu kırdan C# IEnumerable Nerelerde Kullanılıyor sonra iki tipin neden, nerede ve nasıl kullanılması gerektiğine üzerine ehliyetli bilgiye mevla olmuşsunuzdur.

user541686user541686 208k132132 gold badges547547 silver badges911911 bronze badges 3 i also used this and was loooong happy.

Siz bile benim kabil çeşitli .NET platformlarında çeşitli uygulamalar geliştirdiyseniz ve kullandığınız classların arkasındaki mimariyi merak ediyor,eliniz her seferinde F12’ye gidiyorsa :) IEnumerable ve IEnumerator interfacelerine biraşkın kere denktaş gelmiş,ve gene siz bile benim gibi o endamsız teşhismlar ile yetinememiş olmalısınız.Ozaman hiç lafı uzatmadan gelelim konuya.