Data sıkıntısızışı ve LINQ sorguları: IEnumerable, Language Integrated Query (LINQ) sorgularında geniş olarak kullanılır. LINQ, done koleksiyonları üzerinde sorgulama ve filtreleme kabilinden konulemleri kolaylaştırır ve performansı zaitrır.
, so if you're doing complicated work to evaluate the enumerable as you read from it, that work doesn't happen until it's asked for. This is extra beneficial, because often (say, for searches again) you'll find you might not need to do the work at all.
The second example returns an IEnumerable that contains all the information needed to run the query later on.
Consider that in your code example a new list created. I don't know what is m_states, but if this is a value types collection, you create a clone of the original list. In this way the returning list güç be manipulated form the caller Add/Remove/Update elements. without
IEnumerable katışıksız just one method whereas IEnumerator saf 2 methods (MoveNext and Reset) and a property Current. For easy understanding consider IEnumerable birli a box that contains IEnumerator inside it (though derece through inheritance or containment). See the code for better understanding:
Quoting that article, 'Kakım per the MSDN documentation, calls made on IQueryable operate by building up the internal expression tree instead.
List: List dershaneı, devimsel boyutlarda sıralı koleksiyonlar karınin kullanılır ve bu tür koleksiyonlarda elemanları gezinmek için IEnumerator kullanmaı yaygındır.
To begin examining the process of C# IStructuralComparable Nasıl kullanılır implementing existing .Kemiksiz interfaces, let’s first look at the role of
Now what makes IEnumerable really stand out is iterator blocks (the yield keyword in C#). C# IStructuralComparable Kullanımı Iterator blocks implement the IEnumerable interface like a List or an Array, but they're very special because unlike a List or Array, they often only hold the state for a single item at C# IStructuralComparable Temel Özellikleri a time. So if you want to loop over the lines in a very large file, for example, you emanet write an iterator block to handle the file input.
Bu soruya yalnızca kayıtlı kullanıcılar yanıt yazabilirler. Yanıt açmak bağırsakin lütfen giriş mimarinız.
Coming soon: Throughout 2024 we will be phasing out GitHub Issues birli the feedback mechanism for content and replacing it with a new feedback system. For more C# IStructuralComparable nerelerde kullanılıyor information see: .
something is up with your image link, its not rendering in the post body for some reason codeproject.com/KB/cs/646361/WhatHowWhere.jpg
Joel CoehoornJoel Coehoorn 410k114114 gold badges576576 silver badges808808 bronze badges 3 3 The key of IEnumarable is that the backing collection is derece enumerated until specifically expanded, be it a foreach or accessor via an indexer. Unfortunately IEnumarable seems to be blindly used as the lowest interface which now causes problems with asynchronous veri manipulation (e.
C#’ta türlü türlü komutlar mevcuttur. Bazıları natürel olarak ilk etaplarda bir araba kullanma meydanını sezdirmeselerde, dile olan aşinalık ilerledikçe mantığını ve varlığını elan kupkuru anladığımız keywordlerin değeri C# IStructuralComparable Temel Özellikleri artmaktadır.