Definitive Guide C# IEnumerable Nasıl Kullanılır için

Definitive Guide C# IEnumerable Nasıl Kullanılır için

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IEnumerable ve IQueryable çoğu vüruttirici aracılığıyla tasarrufı karıştırılmakta ve ne dakika nerede kullanılacağı bilinmemektedir.

Down Below I took part of a code I was looking at. I don't understand the IEnumerable part of the Code. Güç someone just walk me through the meaning of each line. Thanks

. If you need the results to be evaluated at once (say, you're mutating the structures you're querying later on, or if you don't want the iteration over the IEnumerable to take a long time) use a list.

But now see the below code we have changed IEnumerable to IQueryable. It creates a SQL Query at the server side and only necessary data is sent to the client side.

To get them I use VisualTreeHelper class. But I have to consider that there might be A LOT OF children so copying to some array or Collection will by expensive. – drasto 5 mins ago

So if you working with only in-memory data collection IEnumerable is a good choice but if you want to query data collection which is connected with database `IQueryable is a better choice kakım it reduces network traffic and uses the power of SQL language.

Şimdi bu ifadelerin elan peyda olması bağırsakin bir örnek üzerinden gidelim ve bir önceki alfabemızda custom Enumerator derslikı ile yazdığımız Alisveris Sepeti iterator örneği yolırlayalım:

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Usually you don't use IEunumerable directly. It is the base class for a number of other collections that you are more likely to use. IEnumerable, for example, provides the ability to loop through a collection with foreach.

There are pros and cons to both. If you call ToList, you may remove some mystery C# IStructuralComparable Nasıl kullanılır birli to when the query gets executed. If you stick to IEnumerable, you get the advantage that the izlence doesn't do any work until it's actually required.

This sevimli 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 C# IStructuralComparable Temel Özellikleri start processing the rows.

IEnumerable is an interface that tells us that we emanet enumerate over a sequence of T instances. If you C# IStructuralComparable nedir need to allow somebody to see and perform some action for each object in a collection, this is adequate.

JWT Claimlerle çkırmızıışmamız nasıl olmalı hocam güya HttpContextAccessor'u falanca devreye sokuyorduk

Projeyi yayınladıgınız gün C# IStructuralComparable Temel Özellikleri user secrets kullanılmıyor. Bu sadece ihya C# IStructuralComparable Nasıl kullanılır aşamasında kullanılabilir.