En son beş C# IStructuralEquatable Kullanımı Kentsel haber
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If equality is hamiş needed for the derived class you emanet 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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If you want to implement IEquatable in a class hierarchy you yaşama use the following pattern. It prevents derived (including sibling) classes from being equal.
IStructuralComparable arayüzü, çoğunlukla Array ve Tuple üzere bilgi örgüları aracılığıyla uygulanır. Bu done bünyeları, elemanlarının sıralamasını ve yapısını dikkate alarak karşılaştırma yapar.
This code technically works, but is sort of a hot mess and is hamiş really maintainable. Anyone using the library would have to write this code kakım well. The next logical step would be to just use .Equals on the entire metrics.
The IStructuralEquatable interface enables you to implement customized comparisons to check for the structural equality of collection objects.
After some more testing I found that any two arrays with the same first element have the same hash. I still think this is strange behavior.
The following example creates two identical 3-tuple objects whose components consist of three Double values. The value of the second component is Double.NaN. The example then calls the Tuple.Equals method, and it calls the IStructuralEquatable.Equals method three times. The first time, it passes the default equality comparer that is returned by the EqualityComparer.
Projeyi yayınladıgınız bugün user secrets kullanılmıyor. Bu yalnızca geliştirme aşamasında kullanılabilir.
In Xamarin.Essentials we use the C# struct all over the place to encapsulate "small groups of related variables" for our event handlers. They are groups of data that don't need to be created by the developers consuming the veri and are only really used for reading the veri.
To achieve this, employee objects with matching SSN properties would be treated as logically equal, even if they were hamiş structurally equal. Share Improve this answer Follow
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Bunun cihetı düzen, IStructuralComparable arayüzü, programınızı elan modüler hale getirir ve kod geneını azaltır. Farklı data binaları ortada konstrüktif muhaliflaştırma alışverişlemlerini yalnızca bir yerde yönetebilir ve kodunuzun hizmetını kolaylaştırabilirsiniz.