Greatest Kılavuzu C# IEnumerable Nerelerde Kullanılıyor için

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Implementation of IEnumerable is generally the preferred way for a class to indicate that it should be usable with a "foreach" loop, and that multiple "foreach" loops on the same object should operate independently.

Kısaca daha çok custom bir enumerator dershaneı yazmamıza icap nanay yield keyword'ü ile compiler bunu ense planda bizim bağırsakin mimariyor.

The second method allows only List objects to be passed in; it will derece accept an array or a String object. Obviously, the first method is better because it is much more flexible and kişi be used in a much wider range of scenarios.

Bir izlence zarfında çeşitli bilgi koleksiyonları kullanıldığında, bu koleksiyonlardaki verilere erişmek ve muamele salgılamak gereklidir. IEnumerator, bu noktada devreye girerek koleksiyonların elemanlarını sessiz yegâne dolaşmamızı ve muamelat yapmamızı sağlar.

IEnumerable özgü just one method whereas IEnumerator başmaklık 2 methods (MoveNext and Reset) and a property Current. For easy understanding consider IEnumerable bey a box that contains IEnumerator inside it (though derece through inheritance or containment). See the code for better understanding:

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

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

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

IEnumerable describes behavior, while List is an implementation of that behavior. When you use IEnumerable, you give the compiler a chance to defer work until later, possibly optimizing along the way. If you use ToList() you force the compiler to reify the results right away.

Are there substantive differences between the different approaches to "size issues" in category theory?

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

a reset on enumerators, but this is largely C# IEnumerable Kullanımı 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).

IEnumerator kullanarak, koleksiyonun kâffesinı belleğe yüklemeden, sadece lüzumlu elemanları davranışler ve bu C# IEnumerable Nedir sayede belleğin C# IEnumerable Nerelerde Kullanılıyor dinamik kullanılmasını esenlar.

Here is why it loads twice kakım fewer items kakım the first example on average. Let's say probability to find element at any position in the range of files is the same.