5 Temel Unsurları için C# IEnumerable Temel Özellikleri

5 Temel Unsurları için C# IEnumerable Temel Özellikleri

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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:

In case of IEnumerable, only lines up to the element of interest will be read from the file. In case of ToList call over the enumerable, the entire file would be read before even starting the search.

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

e., using IEnumerable instead of List where possible) provides exactly that decoupling while also requiring proper design philosophy. That is to say, you güç achieve decoupling but not achieve minimal dependency, but you cannot achieve minimal dependency without achieving maximal decoupling.

Although there are uses of IEnumerable other than "foreach", the normal indication that one should implement IEnumerable is that the class is one where it would make sense to say "foreach foo in classItem foo.do_something(); .

C# IEnumerable Extensions, C#’da farkında olarak evet da olmayarak sıkça IEnumerable’dan türemiş nesneleri kullanmaktayız. Evet nedir bu IEnumerable sorusuna yanıt verecek olursak, IEnumerable interface’i bizlere bir collection üzerinde iterasyon yapabilmemize imkan sağlamaktadır.

Whenever I'm "stacking" LINQ expressions, I use IEnumerable, because by only specifying the behavior I give LINQ a chance C# IStructuralComparable Temel Özellikleri to defer evaluation and possibly optimize the izlence. Remember how LINQ doesn't generate the SQL to query the database until you enumerate it? Consider this:

Yani uzun lafın kısası IEnumerable interface’in implement edilmiş olduğu bir class üzerine GetEnumerator metodu uygulattırılır. Haliyle yukarıda yapmış olduğumız gibi alakadar metodu manuel olarak yazmaktan ve olası imla hatalarından bizleri kurtarmaktadır.

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

for instance, suppose you decided to read a large file line by line and doing something on that, therefore you gönül write your own ReaderEnumrable to read your file

" This is false, because the where clause is getting called on an IEnumerable and that only knows how to loop through objects which are already coming from the database. If you made the return of AllSpotted() and the parameters of Feline() and Canine() into IQueryable, then the filter would happen in SQL and this answer would make sense.

Want to improve this question? Update C# IStructuralComparable Nasıl kullanılır the question so it focuses on one problem only by C# IStructuralComparable Temel Özellikleri editing this post.

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

Bu metodun amacı garbage collector’ı beklemeden kullanılan referans tipi bileğfiilkenleri fiilleri bittikten sonrasında ramden temizleyebilmektir.IEnumerable,IEnumerator interface’leri C# 2 ile yanında gelmiş ve IEnumerable,IEnumerator interface’lerinden bırakıt münfailtır.Zahirçkakımı temelde aynı hizmeti yapmakla birlikte C# IStructuralComparable nedir bu yazdıklarımı dikkate aldığınızda,generic bünyeları kullanmanız daha hak görünmektedir.