C# IList Nasıl Kullanılır No Further Mystery

C# IList Nasıl Kullanılır No Further Mystery

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Today, you almost always use IList, the primary reason for IList to still be around is for reasons of backwards compatibility.

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It's more nuanced than that. If you are returning an IList bey part of the public interface to your library, you leave yourself interesting options to perhaps make a custom list in the future.

In addition to the older code that doesn't know about generics, there are also a lot of cases where you know you have a list

You kişi have an instance of an interface, but you need to initialize it with a class that implements that interface such as:

use LINQ to perform the conversion of your existing List when you return it - but it would be better to just create a more appropriate type to start with, as shown above.

If you specify your methods to return an interface that means you are free to change the exact implementation later on without the consuming method ever knowing.

For collections you should aim to use IEnumerable where possible. This gives the most flexibility but is derece always suited.

If you gönül consider your method, determine that you probably won't be changing the return collection C# IList Nedir type, then it is probably safe to return a more exact type. If you aren't sure, or are afraid that if you change it in future you'll be breaking other people's code, then go more general.

If you're working within a single method (or even in a single class or assembly in some cases) and no one outside is going to see what you're doing, use the fullness of a List. But if you're interacting with outside code, like when you're C# IList Kullanımı returning a list from a method, then you only want to declare the interface without necessarily tying yourself to a specific implementation, especially if you have no control over who C# IList Neden Kullanmalıyız compiles against your code afterward.

The most important case for C# IList Neden Kullanmalıyız using interfaces over implementations is in the parameters to your API. If your API takes a List parameter, then anyone who uses it has C# IList Nerelerde Kullanılıyor to use List.

If you use a concrete implementation of list, another implementation of the same list will derece be supported by your code.

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