That Is, you hayat 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. https://jeffreyluaei.magicianwiki.com/678701/hakkında_c_istructuralequatable_nerelerde_kullanılıyor