Büyülenme Hakkında C# IStructuralEquatable nedir
Büyülenme Hakkında C# IStructuralEquatable nedir
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If equality is not needed for the derived class you gönül 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).
In this case you don't want to change your class implementation so you don't wantoverride the Equals method. this will define a general way to compare objects in your application.
Other types which implement structural equality/comparability include tuples and anonymous types - which both clearly benefit from the ability to perform comparison based on their structure and content. A question you didn't ask is:
Equals and object.ReferenceEquals. Equals is meant to be overridden for whatever sort of comparison makes the most sense for a given type, whereas ReferenceEquals kişi't be overridden and always compares by reference.
Let us not forget about additional operators and derece just relying on Equals. We emanet implement the == and != operators easily:
comparer IEqualityComparer An object that determines whether the current instance and other are equal.
The C# IStructuralEquatable nedir IStructuralEquatable interface enables you to implement customized comparisons to check for the structural equality of collection objects. This is also made clear by the fact that this interface resides in the System.Collections namespace.
Kısaca anlayacağınız “int” gibi, “bool” üzere kırat tipli bir kararsız peydahlamak istiyorsanız struct yapısını yeğleme edebilirsiniz.
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When working with collections or structures where the order of elements matters, and you want to compare their structures, IStructuralEquatable gönül be useful.
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Default property. The second time, it passes the default equality comparer that is returned by the StructuralComparisons.StructuralEqualityComparer property. The third time, it passes the custom NanComparer object. Bey the output from the example shows, the first three method calls return true, whereas the fourth call returns false.
3 feature called Tuple Equality! That is right, you birey create a ValueTuple and simply compare them birli they are super optimized, don't create any objects, and reduce this to a single line of code!