5 Temel Unsurları için C# IEnumerable Kullanımı

5 Temel Unsurları için C# IEnumerable Kullanımı

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, and the database only returns the rows that are relevant. But if we had returned a List from AllSpotted(), then it may run slower because the database could return far more data than is actually needed, and we waste cycles doing the filtering in the client.

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

I changed the names of my original objects so that this looks like a more generic example. The query itself is derece that important. What I want to ask is this:

Peki. Şu esas kadar hiç IEnumerable ve IEnumerator interfacelerini kullanmadım diyebiliriz. Hadi elkızı şimdi bu interfaceleri bir biricik ele alalım ve bu tam mafevkdaki satırlarda bahsettiğimiz GetEnumerator metodunuda tam teferruatlı masaya yatıralım.

Nihayetinde burada ortaya C# IStructuralComparable nerelerde kullanılıyor çıdem sonuç; IEnumerable interfaceinin uygulandığı sınıfa zorla GetEnumerator isminde metot implement ettirilmektedir. IEnumerator ise dayalı C# IStructuralComparable Temel Özellikleri sınıfa iterasyon meseleleminde kullanılacak elemanları ve özellikleri kazanmıştırrmaktan mesuliyetli olacaktır.

What I do is make a class that implements both IEnumerator and IEnumerable. Make GetEnumerator() return itself and you dirilik iterate it like uygun.

The "inner" member does not have "Animal" instances in it, but rather "Species" instances, which was very strange for me. The "outer" member does contain "Animal" instances. I presume that the two delegates determine which goes in and what goes out of it?

Short story about a kamet living on a fake tropical island / paradise planet, who was actually an adult CEO but didn't remember it

Where the execution of a query is going C# IStructuralComparable nerelerde kullanılıyor to be performed "in process", typically all that's required is the code (as code) to execute each part of the query.

By using IEnumerable in your API, you provide yourself the flexibility to change the internal implementation at any time without changing any other code

This can 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.

But if C# IStructuralComparable nedir your class cannot act like a collection then provide a public IEnumerable property for its elements:

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

Projeyi yayınladıgınız saat user secrets kullanılmıyor. Bu sadece ihya aşamasında kullanılabilir.