https://learn.microsoft.com/ko-kr/dotnet/api/system.nullable.compare?view=netframework-4.8.1&viewFallbackFrom=net-10.0
Nullable.CompareT(NullableT, NullableT) Method (System) | Microsoft Learn
nullablemethodsystemmicrosoftlearn
https://learn.microsoft.com/en-us/dotnet/api/system.nullable-1.gethashcode?view=net-10.0
NullableT.GetHashCode Method (System) | Microsoft Learn
Retrieves the hash code of the object returned by the Value property.
methodsystemmicrosoftlearn
https://learn.microsoft.com/ko-kr/dotnet/api/system.nullable-1.tostring?view=netframework-4.8.1&viewFallbackFrom=net-9.0
NullableT.ToString Method (System) | Microsoft Learn
tostringmethodsystemmicrosoftlearn
https://learn.microsoft.com/en-us/dotnet/api/system.nullable-1.equals?view=netframework-4.8.1&viewFallbackFrom=net-10.0
NullableT.Equals(Object) Method (System) | Microsoft Learn
equalsobjectmethodsystemmicrosoft
https://learn.microsoft.com/en-us/dotnet/api/system.nullable-1?view=netframework-4.8.1&redirectedfrom=MSDN
NullableT Struct (System) | Microsoft Learn
Represents a value type that can be assigned null.
structsystemmicrosoftlearn