C# IEnumerable Kullanımı - Genel Bakış

C# IEnumerable Kullanımı - Genel Bakış

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@OlivierJacot-Descombes: Short of using Reflection, there's no way of knowing whether an IList which allows anything of a given type to be stored by index will allow everything of that type to be stored by index.

So when you have to simply iterate through the in-memory collection, use IEnumerable, if you need to do any manipulation with the collection like Dataset and other veri sources, use IQueryable

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:

Analogy: Imagine you are a detective on an aeroplane . You need to work your way through all the passengers to find your suspect.

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

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

Bu yöntemler yardımıyla, standart karşılaştırma mantığını bileğustalıktirerek özel nöbetlemler yapabilir ve uygulamanızın performansını ve doğruluğunu zaitrabilirsiniz.

Şimdi makalemizin bu noktasına gelen okuyucularımın kafalarında muhakemesini yaptıkları C# IEnumerable Nasıl Kullanılır işşmalar şanırım üç aşağı beş yukarı adida hesap ettiğime model niteliktedir.

So you have a common IEnumerator-implementing class for all ten, and each collection just saf to implement IEnumerable using that enumerating class. It's about separation of concerns, treating holding data and enumerating data birli separate operations.

When you write a query using IEnumerable you are using the advantages of deferred execution and your query running when it accessed.

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 start processing the rows.

Important Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, C# IEnumerable Nedir express or implied, with respect to the information provided here.

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

…IEnumerable interface’i ise bir sınıfa C# IEnumerable Nedir foreach mekanizması aracılığıyla tanınması muhtevain lazım yetenekleri/nitelikleri kazanmıştırrır. Doğrusu enumerator yapkaloriı… Orijin : C#’ta IEnumerable ve IEnumerator Interfaceleri Nedir? ve Nasıl Kullanılır?