Greatest Kılavuzu C# IEnumerable Nerelerde Kullanılıyor için

Greatest Kılavuzu C# IEnumerable Nerelerde Kullanılıyor için

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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:

Sevimli a unique position be deduced if pieces are replaced by checkers (güç see piece color but not type)

Now the thing to note is that IEnumerable brought all the 5 records present in Salary table and then performed an in-memory filteration on the client side to get bütünüyle 2 records. So more data (3 additional records in this case) got transferred over the network and ate up the bandwidth unnecessarily.

C# IEnumerable tasarrufı oldukça basittir ve ekseri koleksiyonlar üzerinde maslahatlemler tutmak derunin yeğleme edilir. İşte girişim etap nasıl kullanılacağına üzerine detaylı bir tavzih:

C# IEnumerable, IEnumerator Mesafe yüzleri ve Tasarrufı kırsında bahsettiğimiz kabilinden bir sınıfımızın iterator özelliği kazanabilmesi derunin IEnumerable yahut IEnumerable interfacelerini implemente etmesi gerekmektedir.

The syntax (which you rarely see because there are prettier ways to do it) for moving through a collection that implements IEnumerable is:

IEnumerator interface inden mevrut “Current” propertysinin get metodunda kendi tanımladığımız “Current” property’sini return ettik.

What US checks and balances prevent the FBI from raiding politicians unfavorable to the federal government?

Now what makes IEnumerable really stand out is iterator blocks C# IStructuralComparable Kullanımı (the yield keyword in C#). Iterator blocks implement the IEnumerable interface like a List or an Array, but they're very special because unlike a C# IStructuralComparable Kullanımı List or Array, they often only hold the state for a single item at a time. So if you want to loop over the lines in a very large file, for example, you güç write an iterator block to handle the file input.

There are many cases (such kakım an infinite list or a very large list) where IEnumerable cannot be transformed to a List. The most obvious examples are all the prime numbers, all the users of feysbuk with their details, or all the items on ebay. The difference is that "List" objects are stored "right here and right now", whereas "IEnumerable" objects work "just one at a time".

Here is a very good article that details the differences between statement lambdas and expression lambdas and discusses the concepts of expression tress in greater depth: Revisiting C# delegates, expression C# IStructuralComparable nerelerde kullanılıyor trees, and lambda statements vs. lambda expressions.."

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IQueryable is faster than IEnumerable if we are dealing with huge amounts of veri from database because,IQueryable gets only required veri from database where birli IEnumerable gets all the veri regardless of the necessity from the database

Below C# IStructuralComparable nedir mentioned small test might help you understand one aspect of difference between IQueryable and IEnumerable. I've reproduced this answer from this post where I was trying C# IEnumerable Temel Özellikleri to add corrections to someone else's post