C# IStructuralEquatable Nasıl kullanılır Ile ilgili detaylı notlar

C# IStructuralEquatable Nasıl kullanılır Ile ilgili detaylı notlar

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However, this is an implementation detail and unless you want to rely on this in your code you cannot create a stable hash code provide an object that implements IStructuralEquatable.

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Will feeblemind affect the original creature's body when it was cast on it while it was polymorphed and reverted to its original form afterwards?

LBushkinLBushkin 131k3333 gold badges217217 silver badges265265 bronze badges 11 8 Why birey't you just specify an IEqualityComparer yourself that does this? What does the IStructuralEquatable interface add to this?

Ee gır gelimi struct kuruluşsında da new işletmenünü kullanırsak şayet tamam ilgili örgüdan bir nesne üretilecektir yalnız struct bir mesabe tipli oynak strüktürsında evetğundan dolayı o nesne belleğin Stack kısmında korunum edilecektir.

I never put much thought into using a struct over a class or even additional optimizations because to me the struct was optimized already. When I was working on fixing a bug in our DeviceDisplay to hamiş trigger new events unless a value changed a whole new world opened up to me.

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Consider that there are only ~4.2 billion different hashcodes. Kişi you create more than this many different objects of the type on which GetHashCode is called? In this case it is easy to see the answer is "yes". So GetHashCode is a sort of compressing projection onto a smaller seki - there are bound to be duplicates.

Ray BooysenRay Booysen 29.6k1414 gold badges8686 silver badges111111 bronze badges 6 so when you are dealing with objects, is == assumed to only mean the exact same memory address (same instance)

I had the same question. When I ran LBushkin's example I was surprised to see that I got a different answer! Even though that answer başmaklık 8 upvotes, it is wrong. After a lot of 'reflector'ing, here is my take on things.

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Now that our struct is immutable the actual issue comes up when you need to compare these values. When I started to write the code to fix the bug I just decided that "hey I have the old values, I güç just compare each of them":

GetHashCode does derece return unique values for instances that are hamiş equal. However, instances that are equal will always return the same hash code.

Specifically, I do hamiş know the exact type of the object. The only assumption I make is that it inherit from IStructuralEquatable.