Bir İnceleme C# IEnumerable Kullanımı

Bir İnceleme C# IEnumerable Kullanımı

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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 birli 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.

Umumi olmayan bir koleksiyon üzerinde çarpık çurpuk bir yinelemeyi destekleyen bir numaralandırıcıyı kullanıma sunar.

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.

What about IEnumerable, its just a way to make a returning type generic, and not make strong coupling to List type.

C# IEnumerable Extensions, C#’da farkında olarak ya da olmayarak sıkça IEnumerable’dan türemiş nesneleri kullanmaktayız. Peki nedir bu IEnumerable sorusuna yanıt verecek olursak, IEnumerable interface’i bizlere bir collection üzerinde iterasyon yapabilmemize olanak katkısızlamaktadır.

While it C# IStructuralComparable Kullanımı might seem that only array types kişi make use of this construct, the truth of the matter is

It saf a good performance when you are iterating through big objects or collections because it does not load the entire object to memory in order to make iteration.

Bu şekilde derme ciğerindeki elemanlara sırasıyla erişim katkısızlanabilir. Bayağıda bu tasarrufı gösteren bir örnek bulunmaktadır:

This works for read-only access to C# IStructuralComparable nerelerde kullanılıyor a collection that implements that IEnumerable emanet be used with a foreach statement.

It's for when you want to be able to use an object with a foreach loop, but you don't know exactly what type you're dealing with, whether Array, List, or something custom.

I think if your newly implemented class just behaves the sameway as a list does, there is no need to implement it. If you need some kind of custom logic, it depends on what you want to do; you sevimli inherit list or you gönül implement IEnumerable. It just depends what is to be achieved.

If the collection supports indexers, you could also iterate over it with the classic for C# IStructuralComparable nedir loop method but the Iterator pattern provides some nice extras like the ability to add synchronization for threading.

When declaring a method’s parameter types, you should specify the C# IStructuralComparable Nasıl kullanılır weakest type possible, preferring interfaces over base classes. For example, if you are writing a method that manipulates a C# IStructuralComparable Kullanımı collection of items, it would be best to declare the method’s parameter by using an interface such kakım IEnumerable rather than using a strong veri type such birli List or even a stronger interface type such birli ICollection or IList: