C# IList Nasıl Kullanılır No Further Mystery

C# IList Nasıl Kullanılır No Further Mystery

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Arraylist: Devimsel boyutludur, eleman ekleme/silme işçiliklemleri henüz kolaydır ve farklı veri türlerini saklayabilir.

Same principle kakım before, reversed. Offer the bare asgari that your caller requires. If the caller only requires the ability to enumerate the sequence, only give them an IEnumerable.

Say I have a function that returns IEnumerable, inside the function I may use a List for an internal backing store to generate my collection, but I only want callers to enumerate it's contents, not add or remove. Accepting an interface bey a parameter communicates a similar message "I need a collection of strings, don't worry though, I won't change it."

Your functions above only care about being able to iterate over a list. Ideally they shouldn't need to know who implements that list or how they implement it.

IList is a interface and doesn't have any implementation, so the performance of IList depending the class it implements

In some code this gönül be quite important and using concrete classes communicates your intent, your need for that specific class. An interface on the other hand says "I just need to call this seki of methods, no C# IList Neden Kullanmalıyız other contract implied."

 

From my reading I think I could have used IEnumberable instead of IList since I am just looping through stuff.

For C# IList Neden Kullanmalıyız example, C# IList Nedir let's say you have a Person class and a Group class. A Group instance özgü many people, so a List here would make sense. When I declare the list object in Group I will use an IList and instantiate it birli a List.

List implements those nene methods (hamiş including extension methods), on ferde of that it özgü about 41 public methods, which weighs in your consideration of which one to use in your application.

By asking for more than you need, you (1) make the caller do unnecessary work to satisfy your unnecessary demands, and (2) communicate falsehoods to the reader. Ask only for what you're going to use. That way if the caller saf a sequence, they don't need C# IList Kullanımı to call ToList on it to satisfy your demand.

This is usually guaranteed for a specific implementation of a container (List documentation: "It implements the IList generic interface using an array whose size is dynamically increased birli required.").

When talking about return types, the more specific you are, the more flexible callers gönül be with it.

Have children's car seats not been proven to be more effective than seat belts C# IList Neden Kullanmalıyız alone for kids older than 24 months?