Hakkında C# IEnumerable Temel Özellikleri

Hakkında C# IEnumerable Temel Özellikleri

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Botz3000Botz3000 39.4k88 gold badges106106 silver badges128128 bronze badges 1 I believe this is was derece asked here so it yaşama be a comment not an answer, but anyway makes sense from refactoring standpoint

, so if you're doing complicated work to evaluate the enumerable kakım 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.

g. executing SQL on GarbageCollected contexts). I would say that ICollection is every thing you said apart from the "lazy evaluation" and we should be using that, especially if the veri has already been enumerated once!

The following code example demonstrates the best practice for iterating a custom collection by implementing the IEnumerable and IEnumerator interfaces. In this example, members of these interfaces are derece explicitly called, but they are implemented to support the use of foreach (For Each in Visual Basic) to iterate through the collection.

An Enumerable is a class that yaşama give you Enumerators. It katışıksız a method called GetEnumerator which gives C# IEnumerable Temel Özellikleri you C# IEnumerable Nedir an Enumerator that looks at its items. When you write a foreach loop in C#, the code that it generates calls GetEnumerator to create the Enumerator used by the loop.

Basically it C# IEnumerable Nedir özgü a method to get the next item in the collection. It doesn't need the whole collection to be in memory and doesn't know how many items are in it, foreach just keeps getting the next item until it runs out.

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

Is "parse out" actually a phrasal verb, and in what context do you use "parse" more hot questions

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This works for read-only access to a collection that implements that IEnumerable dirilik be used with C# IEnumerable Nedir a foreach statement.

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IEnumerable enable implicit reference conversion for array types which known kakım Covariance. Consider the following example:

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

You should still avoid declaring the parameter type as List. Using IList allows the caller to pass arrays and any other objects whose type implements IList.