En C# IStructuralEquatable Nasıl kullanılır Sırları

En C# IStructuralEquatable Nasıl kullanılır Sırları

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If equality is hamiş needed for the derived class you hayat skip IEquatable but you need to override the CanEqual to prevent it being equal with base classes (unless of course they should be considered equal).

Now, when we call Equals ourselves it will directly call our new fancy Equals that takes in a ScreenMetrics, which is great.

That is right! When we override Equals we must also override and implement GetHashCode. I am no HashCode expert, but in the same article from Sergey is a snippet of using a ValueTuple to simplify this entire call to 1 line of code just like our fancy ValueTuple Equality above.

Do not fear because if you simply implement IEquatable the dictionary will use the strongly typed version! The birçok thing is that we kind of actually already did this! So now we just have to do this:

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When an implementer overrides the virtual Equals method in a struct, the purpose is to provide a more efficient means of performing the value equality check and optionally to base the comparison on some subset of the struct's field or properties.

The first issue we see here is that this struct is mutable in that you yaşama actually change the veri later on via the takım properties. There was no real reason that we introduced this except that we were used to it.

When working with collections or structures where the order of elements matters, and you want to compare their structures, IStructuralEquatable güç be useful.

Fakat, fruits1 ve fruits3 dizileri aynı elemanlara farklı sıralarda sahip evetğundan, CompareTo metodu farklı bir ayar döndürür ve bu dizilerin konstrüktif olarak bedel olmadığını belirtir.

Defines methods to support the comparison of objects for structural equality. Structural equality means that two objects are equal because they C# IStructuralEquatable Temel Özellikleri have equal values.

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