En iyi Tarafı C# IEnumerable Nerelerde Kullanılıyor

En iyi Tarafı C# IEnumerable Nerelerde Kullanılıyor

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[Edit] - Needless to say - it's hamiş "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.

Anything in .NET that you dirilik iterate over implements IEnumerable. If you're building your own class, and it doesn't already inherit from a class that implements IEnumerable, you güç make your class usable in foreach statements by implementing IEnumerable (and by creating an enumerator class that its new GetEnumerator method will return).

Projeyi yayınladıgınız vakit user secrets kullanılmıyor. Bu sadece geliştirme aşamasında kullanılabilir.

It's effectively usage birli documentation of intent; I find that those explicit documentations of intent tend to provide exactly that decoupling you point out.

I have writen about custom IEnumerator. Whats the simplest way to make IEnumerable from it ? Ideal solution (one line of code) would be if C# IStructuralComparable nerelerde kullanılıyor there was some class for that purpose. Or do I have to create my own ?

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

List: List klası, dinamik boyutlarda sıralı koleksiyonlar ciğerin kullanılır ve bu tür koleksiyonlarda elemanları gezinmek muhtevain IEnumerator yararlanmaı yaygındır.

For small result sets this is likely to be a single trip, for large ones you're sending a request for more rows from the results, but it doesn't re-run the entire query.

but this violates the IEnumerable semantics and the time came when I got wrong results. so switched to orderly creating a fresh iterator instance (see my answer)

Using the concept of iterators you dirilik achieve major improvement in algorithm quality, both in terms of speed and memory usage.

This sevimli be C# IStructuralComparable Kullanımı 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.

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

IEnumerator kullanarak, koleksiyonun topu topunı belleğe yüklemeden, yalnızca gerekli elemanları medarımaişetler ve C# IStructuralComparable Nasıl kullanılır bu sayede belleğin aktif kullanılmasını sağlar.

You should still avoid declaring the parameter type birli List. Using IList allows the caller to pass arrays and any other objects whose type implements IList.