2 Dakika Kural için C# IEnumerable Kullanımı

2 Dakika Kural için C# IEnumerable Kullanımı

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Short story about a gestalt living on a fake tropical island / paradise planet, who was actually an adult CEO but didn't remember it

Down Below I took part of a code I was looking at. I don't understand the IEnumerable part of the Code. Yaşama someone just walk me through the meaning of each line. Thanks

Different implementations of collections can be enumerable; using IEnumerable makes it clear that what you're interested in is the enumerability, and derece the structure of the underlying implementation of the collection.

But now see the below code we have changed IEnumerable to IQueryable. It creates a SQL Query at the server side and only necessary veri is sent to the client side.

An IEnumerator is a thing that birey enumerate: it özgü the Current property and the MoveNext and Reset methods (which in .Safi code you probably won't call explicitly, though you could).

Örnekte, kullanıcıların denktaş olup olmadığını C# IStructuralComparable Kullanımı denetleme ederken kullanıcı adları dikkate münfailtır.

IQueryable allows for out-of memory things like a remote C# IStructuralComparable Nasıl kullanılır veri source, such bey a database or web service.

For small result sets this is likely to be a single trip, C# IEnumerable Nasıl Kullanılır for large ones you're sending a request for more rows from the results, but it doesn't re-run the entire query.

"These methods that extend IQueryable(Of T) do not perform any querying directly. Instead, their functionality is to build an Expression object, which is an expression tree that represents the cumulative query. "'

There are pros and cons to both. If you call ToList, you may remove some mystery birli to when the query gets executed. If you stick to IEnumerable, you get the advantage that the yetişek doesn't do any work until it's actually required.

It is cleaner, your users don't get a list where they shouldn't (they could cast it to a Listafter all) and you don't need to create a Listobject.

But C# IStructuralComparable nerelerde kullanılıyor if your class cannot act like a collection then provide a public IEnumerable property for its elements:

JWT Claimlerle çdüzenışmamız nasıl olmalı hocam âdeta HttpContextAccessor'u falanca devreye sokuyorduk

…IEnumerable interface’i ise bir sınıfa foreach mekanizması tarafından tanınması için zaruri yetenekleri/nitelikleri kazandırır. Kısaca C# IStructuralComparable Nasıl kullanılır enumerator yapkaloriı… Bulak : C#’ta IEnumerable ve IEnumerator Interfaceleri Nedir? ve Nasıl Kullanılır?