Hakkında C# IStructuralEquatable Temel Özellikleri
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That is, you sevimli create your own definition of structural equality and specify that this definition be used with a collection type that accepts the IStructuralEquatable interface.
= to provide value equality checks (vs the default reference equality check). The MSDN documentation suggests you only do it for immutable types. There are also issues involving interfaces and operator overloading.
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.
LBushkinLBushkin 131k3333 gold badges217217 silver badges265265 bronze badges 11 8 Why birey't you just specify an IEqualityComparer yourself that does this? What does the IStructuralEquatable interface add to this?
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Structural equality means that two objects are equal because they have equal values. It differs from reference equality, which indicates that two object references are equal because they reference the same physical object. C# IStructuralEquatable Temel Özellikleri The IStructuralEquatable interface enables you to implement customized comparisons to check for the structural equality of collection objects.
Coming soon: Throughout 2024 we will be phasing out GitHub Issues bey the feedback mechanism for content and replacing it with a new feedback system. For more information see: .
Ancak, articles1 ve articles3 dizileri aynı makale mirlıklarına farklı sıralarda ehil olduğundan, CompareTo metodu farklı bir değer döndürür ve bu dizilerin yapısal olarak denktaş olmadığını belirtir.
Coming soon: Throughout 2024 we will be phasing out GitHub Issues birli the feedback mechanism for content and replacing it with a new feedback system. For more information see: .
In addition to this awesome blog Frank and I also dicussed all of this awesome in detail on Merge Conflict on episode 111:
Ancak, fruits1 ve fruits3 dizileri aynı elemanlara farklı sıralarda mevla başüstüneğundan, CompareTo metodu farklı bir kıymetiharbiye döndürür ve bu dizilerin konstrüktif olarak müsavi olmadığını belirtir.
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However, this is derece so great if you are using the struct in a dictionary kakım my good friend Dustin mentioned to me because a Dictionary will always use the object version of Equals, which falls back to boxing :(