Büyülenme Hakkında C# IStructuralEquatable nedir

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If equality is not needed for the derived class you kişi 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).

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It differs from reference equality, which indicates that two object references are equal because they reference the same physical object.

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You generic method başmaklık a type parameter T but the type is derece part of the signature of the function so how is T supposed to be used in the function? Anyway, you yaşama use .Kemiksiz tuples or anonymous types to create hash codes by combining values but I am hamiş sure this answers your question.

– Royi Namir Commented Mar 3, 2012 at 18:04 @RoyiNamir user844541's answer is correct, but maybe it is still hard for you to understand without a concrete example, if you are familiar with IEqualityComparer and how it is used by Linq's Distinct(), then after check the source code to see how it implement IStructuralEquatable on referencesource.microsoft.com/#mscorlib/system/collections/…, then you will see how it work.

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We gönül also make our own container play well with these other containers by implementing these interfaces.

(doesn't violate documentation), but it is clearly derece as good birli it would be if 0 were replaced with i. Also there's no reason to loop if the code were just going to use a single value from the array.

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

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

The IStructuralEquatable interface supports only custom comparisons for structural equality. The IStructuralComparable interface supports custom structural comparisons for sorting and ordering.

However, this is hamiş so great if you are using the struct in a dictionary as my good friend Dustin mentioned to me because a Dictionary will always use the object version of Equals, which falls back to boxing :(