En iyi Tarafı C# IEnumerable Temel Özellikleri

En iyi Tarafı C# IEnumerable Temel Özellikleri

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Eğer milyonlarca araç üzerinde sorgulama maslahatlemi mimariyorsak elbette IQueryable IEnumerable nazaran elan hızlı sorgulama işlemlemi yapar.

var kısmından bir zaman bahsedersek var burada mevrut kıymeti en yavuz nasıl saklayabileceğini belirleyip yapısını bu şekilde ayarlıyor. şu demek oluyor ki IQueryable kullanıyor.

Different implementations of collections hayat be enumerable; using IEnumerable makes it clear that what you're interested in is the enumerability, and hamiş the structure of the underlying implementation of the collection.

A. We iterate the list in different way, foreach gönül be used for IEnumerable and while loop for IEnumerator.

An Enumerable is a class that emanet give you Enumerators. It özgü 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.

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

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Koleksiyonlar Ortada Gezinmeyi Sağlamlar: IEnumerable, koleksiyonlar ortada kolayca gezinmenizi sağlar. GetEnumerator metodu ile koleksiyonun her bir elemanına erişebilir ve bu elemanlar üzerinde işlem yapabilirsiniz.

Is it legal to initialize an array via a functor which C# IStructuralComparable Kullanımı takes the array itself kakım a parameter by reference?

In a yetişek, it may C# IStructuralComparable nerelerde kullanılıyor be better to defer converting your query to a list until the very end, so if I'm going to enumerate through Leopards and C# IStructuralComparable Kullanımı Hyenas more than once, I'd do this:

This dirilik be very useful in certain circumstances, for instance in a massive database table you don't want to copy the entire thing into memory before you start processing the rows.

a reset on enumerators, but this is largely a design mistake and shouldn't be used (it is even a formal requirement in the spec that iterator blocks throw an exception if you call it).

IQueryable is a very powerful feature that enables a variety of interesting deferred execution scenarios (like paging and composition based queries).

If you are writing a class, and your class implements the IEnumerable interface (generic (T) or derece) you're allowing C# IStructuralComparable nerelerde kullanılıyor any consumer of your class to iterate over its collection without knowing how it's structured.