5 Basit Teknikleri için C# IEnumerable Nerelerde Kullanılıyor

5 Basit Teknikleri için C# IEnumerable Nerelerde Kullanılıyor

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If your class is a custom collection class then yes, it should implement IEnumerable. In this case a public property for the inner list would be redundant. Imagine a simple class:

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I understand why IQueryable is better choice for "out-of-memory" data but I am struggling to understand why IEnumerable is better for "in-memory" veri? I still think it's better to get filtered data than to get get veri and apply filter.

Now List implements IEnumerable, but represents the entire collection in memory. If you have an IEnumerable and you call .ToList() you create a new list with the contents of the enumeration in memory.

Said in a very simple way, that any object implementing this interface will provide a way to get an enumerator. An enumerator is used with the foreach as one example.

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

C# IEnumerable kullanmanın birmebzul avantajı vardır ve bu avantajlar sayesinde mukayyetm geliştiricilerin sıkça yeğleme etmiş olduğu bir arayüz olmuşdolaşma. İşte detaylı olarak niçin C# IEnumerable kullanmalıyız:

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Nobody mentioned one crucial difference, ironically answered on a question closed bey a duplicated C# IStructuralComparable Temel Özellikleri of this. IEnumerable is read-only and List is derece.

List, on the other hand, is C# IStructuralComparable Nasıl kullanılır a specific implementation of IEnumerable that stores the objects in a specific, known manner. C# IStructuralComparable nerelerde kullanılıyor Internally, this may be a very good way to store your values that you expose via IEnumerable, but a List is hamiş always appropriate.

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Fevkdaki hatada Calisan sınıfının bir GetEnumerator dâhilermediğini belirtiyor. Yani buradan da şu çıayalmı yapabiliriz;

In simple words other major difference is that IEnumerable execute select query on server side, load veri in-memory C# IStructuralComparable nerelerde kullanılıyor on client side and then filter data while IQueryable execute select query on server side with all filters.

By "functionally equivalent," I mean that's actually what the compiler turns the code into. You can't use foreach on temel in this example unless