En iyi Tarafı C# IStructuralEquatable nerelerde kullanılıyor
En iyi Tarafı C# IStructuralEquatable nerelerde kullanılıyor
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Is Légal’s reported “psychological trick” considered fair play or unacceptable conduct under FIDE rules?
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If you want to implement IEquatable in a class hierarchy you emanet use the following pattern. It prevents derived (including sibling) classes from being equal.
Important Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Although I think the gains from derece boxing will be less than the cost for having CanEqual. In that case you should seal your types and you no longer need CanEqual. Sealing also saf some performance benefits.
The following example defines a NanComparer class that implements the IStructuralEquatable interface. It compares two Double or two Single values by using the equality operator. It passes values of any other type to the default equality comparer.
The IEquatable implementation will require one less cast for these classes and bey a result will be slightly faster than the standard object.Equals method that would be used otherwise. Bey an example see the different implementation of the two methods:
We kişi also make our own container play well with these other containers by implementing these interfaces.
comparer IEqualityComparer İki nesnenin tay olup olmadığını görmek dâhilin kullanılacak yöntemi teşhismlayan nesne.
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 has 8 upvotes, it is wrong. After a lot of 'reflector'ing, here is my take on things.
To achieve this, employee objects with matching SSN properties would be treated birli logically equal, even if they were hamiş structurally equal. Share Improve this answer Follow
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?
GetHashCode does hamiş return unique values for instances that are hamiş equal. However, instances that are equal will always return the same hash code.
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