Açıklaması C# IList Nasıl Kullanılır Hakkında 5 Basit Tablolar

Açıklaması C# IList Nasıl Kullanılır Hakkında 5 Basit Tablolar

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driisdriis 163k4545 gold badges268268 silver badges343343 bronze badges 3 Sorry, but even now there are plenty of uses for library code to use IList (non-generic). Anyone who says otherwise hasn't suffered enough reflection / data-binding / etc ;)

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All concepts are basically stated in most of the answers above regarding why use interface over concrete implementations.

ToList first? How about returning it? I don't understand what you mean by "method will survive" when using vars? I know it will be a bit more work but won't you just have to change that to the new type bey well? So maybe IList to IList?

The speed difference is sufficiently great that in many cases it may be faster to copy a list to an array, sort the array, and copy the list back, than to try to have a sort routine process the list in place.

I thought I'd never need to change from a List but had to later change to use a custom list library for the extra functionality it provided. Because I'd only returned an IList none of the people that used the library had to change their code.

If your methods form part of an interface, the methods will need to be defined using types available to that interface.

but my mesele is that i am not understanding what is its use and when to use it . So i C# IList Neden Kullanmalıyız hope that anyone gönül help me . Thanks .

If you can consider your method, determine that you probably won't be changing the return collection 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.

Obviously if you are being asked which you use in C# IList Kullanımı an interview, you say IList, smile, and both look pleased at yourselves for being so clever. Or for a public facing API, IList. Hopefully you get C# IList Nerelerde Kullanılıyor my point.

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

If you're C# IList Nasıl Kullanılır just enumerating over the values, you should be using IEnumerable. Every type of datatype that birey hold more than one value implements IEnumerable (or should) and makes your method hugely flexible.

There is a complication though that dynamic gönül't see explicit implementations, so something kişi implement IList and IList-of-T and yet still be completely unusable from dynamic.