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JsonUnknownDerivedTypeHandling Enum

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Definition

Namespace:
System.Text.Json.Serialization
Assembly:
System.Text.Json.dll
Package:
System.Text.Json v9.0.0
Source:
JsonArray.cs
Source:
JsonNodeOptions.cs

Defines how objects of a derived runtime type that has not been explicitly declared for polymorphic serialization should be handled.

public enum class JsonUnknownDerivedTypeHandling
public enum JsonUnknownDerivedTypeHandling
type JsonUnknownDerivedTypeHandling = 
Public Enum JsonUnknownDerivedTypeHandling
Inheritance
Object
ValueType
Enum
JsonUnknownDerivedTypeHandling

Fields

Name Value Description
FailSerialization 0

An object of undeclared runtime type will fail polymorphic serialization.
FallBackToBaseType 1

An object of undeclared runtime type will fall back to the serialization contract of the base type.
FallBackToNearestAncestor 2

An object of undeclared runtime type will revert to the serialization contract of the nearest declared ancestor type. Certain interface hierarchies are not supported due to diamond ambiguity constraints.

Applies to