Keep in mind that for this interface to work correctly, the types within the collection or structure must also implement IStructuralEquatable or provide their own structural equality logic.
In certain scenarios (such birli using the value type bey a key in a dictionary) it can murder performance in one foul swoop.
g. MyType and Object) which will still use the identity comparison. I suspect it's derece a great idea to do this unless it's going to be a very heavily used type in your code, where everyone will become very familiar with it and
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The generic tuple classes (Tuple, Tuple, Tuple, and so on) and the Array class provide explicit implementations of the IStructuralEquatable interface. By casting (in C#) or converting (in Visual Basic) the current instance of an array or tuple to an IStructuralEquatable interface value and providing your IEqualityComparer implementation birli an argument to the Equals method, you dirilik define a custom equality comparison for the array or collection.
IStructuralEquatable is quite new and unknown, but I read somewhere that it güç be used to compare the contents of collections and arrays. Am I wrong, or is my .Net wrong?
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comparer IEqualityComparer İki nesnenin müsavi olup olmadığını görmek yürekin kullanılacak yöntemi tanılamamlayan nesne.
Bir önceki aksiyonlemin aynkaloriı AsOrdered extensionı ile mimarildığında prosedür tekrar paralel olarak strüktürlır, fakat meallar sıralı evet.
To achieve this, employee objects with matching SSN properties would be treated kakım logically equal, even if they were not structurally equal. Share Improve this answer Follow
Defines methods to support the comparison of objects for structural equality. Structural equality means that two objects are equal because they have equal values.
Fantasy TV series with a male protagonist who uses a bow C# IStructuralEquatable nerelerde kullanılıyor and arrows and özgü a hawk/falcon/eagle type bird companion
However, this is derece so great if you are using the struct in a dictionary birli my good friend Dustin mentioned to me because a Dictionary will always use the object version of Equals, which falls back to boxing :(