En Kuralları Of C# IList Neden Kullanmalıyız
En Kuralları Of C# IList Neden Kullanmalıyız
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Else use List. You güç't really argue "oh but I KNOW that I will always pass in a List here", then you should take a List derece an IList, else you are breaking Liskov substitution principle: "if S is a subtype of T, then objects of type T may be replaced with objects of type S"
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The less popular answer is programmers like to pretend their software is going to be re-used the world over, when infact the majority of projects will be maintained by a small amount of people and however birçok interface-related soundbites are, you're deluding yourself.
Gönül a unique position be deduced if pieces are replaced by checkers (kişi see piece color but not type)
swilliamsswilliams 48.6k2727 gold badges101101 silver badges130130 bronze badges 3 5 why not make it a just a List in the first place? I still don't understand why bonus you get from making it a IList then in the constructor you make it into a List
List is a specific implementation of IList, which is a container that C# IList Nasıl Kullanılır emanet be addressed the same way birli a linear array T[] using an integer index. When C# IList Nasıl Kullanılır you specify IList birli the type of the method's argument, you only specify that you need C# IList Nasıl Kullanılır certain capabilities of the container. For example, the interface specification does hamiş enforce a specific data structure to be used.
List implements IList, and so gönül be assigned to the variable. There are also other types that also implement IList.
For collections you should aim to use IEnumerable where possible. This gives the most flexibility but is hamiş always suited.
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Is IList a good fit for your organisation? If a colleague asks you to change a method signature to use IList instead of List, ask them how they'd add an element to an IList. If they don't know about IsReadOnly (and most people don't), then don't C# IList Nedir use IList. Ever.
When talking about return types, the more specific you are, the more flexible callers emanet be with it.
It doesn't affect the signature of the method, and is grup in stone at compile time. You should instead be helping him get over his confusion about declaring his local like IList foo = new List - C# IList Neden Kullanmalıyız this is where his confusion clearly lies.