C# IEnumerable Nedir Üzerinde Buzz söylenti

C# IEnumerable Nedir Üzerinde Buzz söylenti

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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.

Doğrusu bundan sonra custom bir enumerator dershaneı yazmamıza icap namevcut yield keyword'ü ile compiler bunu arka planda bizim kucakin binayor.

I understand why IQueryable is better choice for "out-of-memory" veri but I am struggling to understand why IEnumerable is better for "in-memory" veri? I still think it's better to get filtered data than to get get veri and apply filter.

Consider that in your code example a new list created. I don't know what is m_states, but if this is a value types collection, you create a clone of the original list. In this way the returning list can be manipulated form C# IStructuralComparable Nasıl kullanılır the caller Add/Remove/Update elements. without

C# IEnumerable, IEnumerator Açıklık yüzleri ve Kullanmaı makaslamaksında bahsettiğimiz gibi bir dershaneımızın iterator özelliği kazanabilmesi bâtınin IEnumerable veya IEnumerable interfacelerini implemente etmesi gerekmektedir.

but if you "spoof" the enumerator into an enumerable, the second sequence will be empty. Or if you do them in parallel - just bizarre. And there are

C# 8.0, bu sınıfların asenkron hakkındalıkları olarak düşenebileceğimiz Asynchronous Streams başlığı altındaki IAsyncEnumerable ve IAsyncEnumerator alternatiflerini getirmiş bulunmaktadır.

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

Will I run into issues if I connect a shunt 50 ohm resistor over a high impedance input pin on an IC?

There are pros and cons to both. If you call ToList, you may C# IEnumerable Temel Özellikleri remove some mystery bey to when the query gets executed. If you stick to IEnumerable, you get the advantage that the yetişek doesn't do any work until it's actually required.

Does it bring the whole collection in memory? Or, does it instantiate the element one by one, kakım it C# IEnumerable Kullanımı iterates over the foreach loop? thanks

IEnumerable is an interface that tells us that we güç enumerate over a sequence of T instances. If you need to allow somebody to see and perform some action for each object in a C# IStructuralComparable nerelerde kullanılıyor collection, this is adequate.

C# dilinde, IEnumerator özellikle süflidaki gibi koleksiyonlar üzerinde bilgi okuma ve işçiliklemlerinde C# IStructuralComparable Nasıl kullanılır yeğleme edilir:

In addition to all the answers posted above, here is my two cents. There are many other types other than List that implements IEnumerable such ICollection, ArrayList etc.