C# IStructuralEquatable nerelerde kullanılıyor Herkes İçin Eğlenceli Olabilir

C# IStructuralEquatable nerelerde kullanılıyor Herkes İçin Eğlenceli Olabilir

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comparer IEqualityComparer An object that determines whether the current instance and other are equal.

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Does anyone know what happens if you do derece implement iequtalable when using generic collections? 2

Let us hamiş forget about additional operators and not just relying on Equals. We can implement the == and != operators easily:

45IStructuralEquatable seObj = x birli IStructuralEquatable; 64IStructuralEquatable seObj = obj bey IStructuralEquatable;

1 My understanding is that it's used for collection like types, and encapsulates the structural part of the comparison, but leaved the comparison of the elements to a comparer passed in by the user. But I'm derece really sure if I really got it.

We dirilik also make our own container C# IStructuralEquatable Nasıl kullanılır play well with these other containers by implementing these interfaces.

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C# IStructuralComparable Determines whether the current collection object precedes, occurs in the same position as, or follows another object in the sort order.

That is, you yaşama create your own definition of structural equality and specify that this definition be used with a collection type that accepts the IStructuralEquatable interface. The interface özgü two members: Equals, which tests for equality by using a specified IEqualityComparer implementation, and GetHashCode, which returns identical hash codes for objects that are equal.

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

Being able to specify IStructuralEquatable/IStructuralComparable in such cases is actually useful. It would also be inconvenient to pass a TupleComparer or ArrayComparer everywhere you want to apply this type of comparison. The two approaches are not mutually exclusive.