En iyi Tarafı C# IEnumerator neden kullanmalıyız
En iyi Tarafı C# IEnumerator neden kullanmalıyız
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Error CS1579 foreach statement cannot operate on variables of type ‘Student’ because ‘Student’ does derece contain a public instance or extension definition for ‘GetEnumerator’
The enumerator does not have exclusive access to the collection; therefore, enumerating through a collection is intrinsically not a thread-safe procedure.
C# Generics’teki Covariance ve Contravariance, bir temel klasın beklendiği yerde türetilmiş bir derslikı sarf becerisini (Covariance) veya türetilmiş bir dershaneın beklendiği yerde bir temel derslikı istimal becerisini (Contravariance) tabir eder.
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They can be lazy. This is a subtle, useful (and sometimes dangerous) property. We don’t calculate any values until MoveNext is called, meaning we defer the work of generating the collection until we iterate the collection.
Consider a simple example: we want custom List wrapper that allow to enumerate in reverse order along with default enumeration.
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IEnumerator and yield are the primary enablers of the LINQ library. LINQ is a library for dealing with collections that allows us to express transformations of those collections functionally.
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Initially, the enumerator is positioned before the first element in the collection. At this position, Current is undefined. Therefore, you must C# IEnumerator nerelerde kullanılıyor call MoveNext to advance the enumerator to the first element of the collection before reading the value of Current.
The Microsoft guys have long since added this hack into the dot net compiler, and they called this feature async/await.
Gene Kullanılabilirlik: Generic C# IEnumerator nerelerde kullanılıyor sınıflar ve metotlar farklı data tipleri için kullanmayı planladığınız yinelenen kodu azaltır.
In this C# IEnumerator Nasıl kullanılır case you have to use yield return new WaitForSeconds because that's how WaitForSeconds is intended to work. Yielding gives up an C# IEnumerator Nasıl kullanılır enumerator to the calling method, which is then free to enumerate it.
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