Bir Unbiased Görünüm C# IList Nasıl Kullanılır

Bir Unbiased Görünüm C# IList Nasıl Kullanılır

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Note that, if your API is only going to be used in foreach loops, etc, then you might want to consider just exposing IEnumerable instead.

But far more importantly, if you are accepting an IList kakım a parameter you'd better be careful, because IList and List do not behave the same way. Despite the similarity in name, and despite sharing an interface

Also, it casts IList to IList which katışıksız the potential to be dangerous. In most cases that I have seen, List which implements IList is used behind the scenes to implement IList, but this is derece guaranteed and gönül lead to brittle code.

A List object allows you to create a list, add things to it, remove it, update it, index into it and etc. List is used whenever you just want a generic list where you specify object type in it and that's it.

üste fevkda anlattığımız IndexOf metodunu Asıl liste üzerinden alt listelerdeki elemanlar kucakin kullanamazsınız. Asıl liste üzerinden ast listelerin index sırasını bulabilirsiniz.

Important Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, C# IList Kullanımı with C# IList Kullanımı respect to the information provided here.

StuartLCStuartLC 106k1818 gold badges216216 silver badges289289 bronze badges Add a comment  

Ask C# IList Neden Kullanmalıyız those people what they'd like the methods to return. Your question is fundamentally "how do I C# IList Kullanımı know what software to write?" You know by getting to know what problems your customer has to solve, and writing code that solves their problems.

For collections you should aim to use IEnumerable where possible. This gives the most flexibility but is not always suited.

tranmqtranmq 15.5k33 gold badges3232 silver badges2727 bronze badges 6 But in this case I birey't bind my collection to DataGridView rather I have to expose the _list member in MyCollection.

On the other hand, when returning an object out of a function, you want to give the user the richest possible takım of operations without them having to cast around. So in that case, if it's a List internally, return a copy as a List.

Brad LeachBrad Leach 17k1818 gold badges7373 silver badges8888 bronze badges 1 3 It will create a new enumerable, which may not be desirable in some scenarios. You cannot sort an IList in-place through the interface except by using ArrayList.Adapter method in my knowledge.

This will help if you decide to change the implementation of your class later to use a different concrete class. In that case the users of your library won't need to update their code since the interface doesn't change.

This C# IList Neden Kullanmalıyız works, because only the outer list is created in the first place. You sevimli then insert individual items that are compatible with IList: