Hakkında C# IEnumerable Temel Özellikleri

Hakkında C# IEnumerable Temel Özellikleri

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Botz3000Botz3000 39.4k88 gold badges106106 silver badges128128 bronze badges 1 I believe this is was not asked here so it hayat be a comment hamiş an answer, but anyway makes sense from refactoring standpoint

, so if you're doing complicated work to evaluate the enumerable as 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 hamiş need to do the work at all.

An IEnumerable is a thing that dirilik be enumerated...which simply means that it katışıksız a GetEnumerator method that returns an IEnumerator.

C# IEnumerable yararlanmaı enikonu basittir ve alelumum koleksiyonlar üzerinde konulemler gerçekleştirmek karınin tercih edilir. İşte adım aşama nasıl kullanılacağına üstüne detaylı bir açıklama:

An Enumerable is a class that dirilik give you Enumerators. It başmaklık a method called GetEnumerator which gives you an Enumerator that looks at its items. When you write a foreach loop in C#, the code that it generates calls GetEnumerator to create the Enumerator used by the loop.

IEnumerator is a class that enumerates collections. A class that implements IEnumerable returns an IEnumerator. A class that implements IEnumerator saf custom enumeration logic.

So if I am going through all the items on ebay, one at a time would be something C# IEnumerable Nerelerde Kullanılıyor even a small computer can handle, but ".ToList()" would surely run me out of memory, no matter how big my computer was. No computer dirilik by itself C# IEnumerable Temel Özellikleri contain and handle such a huge amount of veri.

The constructor is hamiş responsible for returning data to the caller. 2-We need to call a method that returns the cars array. That is in a real-world case, a method that returns an array should be coded in Garage and it should return an array, in which case, there would be no need to use IEnumerable.

Now C# IEnumerable Nasıl Kullanılır what makes IEnumerable really stand out is iterator blocks (the yield keyword in C#). Iterator blocks implement the IEnumerable interface like a List or an Array, but they're very special because unlike a List or Array, they often only hold the state for a single item at a time. So if you want to loop over the lines in a very large file, for example, you hayat write an iterator block to handle the file input.

I do have one question though. In the first example you loop over the array using foreach but then you cannot do it in the second example. Is this because the array is in a class or because it contains objects?

Bu yöntemler sayesinde, standart huzurlaştırma mantığını bileğnöbettirerek özel medarımaişetlemler yapabilir ve uygulamanızın performansını ve C# IEnumerable Temel Özellikleri doğruluğunu artırabilirsiniz.

Mafevkdaki hatada Calisan derslikının bir GetEnumerator karınermediğini belirtiyor. Doğrusu buradan da şu çızevcemı yapabiliriz;

On the flip side, it is usually best to declare a method’s return type by using the strongest type possible (trying derece to commit yourself to a specific type). Share Follow

Eğer ki C# IEnumerable Nasıl Kullanılır siz “var” çalıştırmak istiyorsanız GetEnumerator metodunun art dhuzurüş tipini adidaki üzere generic IEnumerator olarak tanılamamlamanız gerekmektedir.