JsonValueExtensionsGetEnumOrDefaultTEnum(JsonValue, TEnum, JsonValueType) Method
Gets the specified
JsonValue as
TEnum if
expectedType is
Undefined
or matches the
Type property of the specified
json parameter and it can be converted to
TEnum;
otherwise, returns
defaultValue.
Namespace: KGySoft.JsonAssembly: KGySoft.Json (in KGySoft.Json.dll) Version: 3.0.0
public static TEnum GetEnumOrDefault<TEnum>(
this JsonValue json,
TEnum defaultValue = null,
JsonValueType expectedType = JsonValueType.Undefined
)
where TEnum : struct, new()
<ExtensionAttribute>
Public Shared Function GetEnumOrDefault(Of TEnum As {Structure, New}) (
json As JsonValue,
Optional defaultValue As TEnum = Nothing,
Optional expectedType As JsonValueType = JsonValueType.Undefined
) As TEnum
public:
[ExtensionAttribute]
generic<typename TEnum>
where TEnum : value class, gcnew()
static TEnum GetEnumOrDefault(
JsonValue json,
TEnum defaultValue = nullptr,
JsonValueType expectedType = JsonValueType::Undefined
)
[<ExtensionAttribute>]
static member GetEnumOrDefault :
json : JsonValue *
?defaultValue : 'TEnum *
?expectedType : JsonValueType
(* Defaults:
let _defaultValue = defaultArg defaultValue null
let _expectedType = defaultArg expectedType JsonValueType.Undefined
*)
-> 'TEnum when 'TEnum : struct, new()
- json JsonValue
- The JsonValue to be converted to TEnum.
- defaultValue TEnum (Optional)
- The value to be returned if the conversion fails. This parameter is optional.
Default value: . - expectedType JsonValueType (Optional)
- The expected Type of the specified json parameter,
or Undefined to allow any type. This parameter is optional.
Default value: Undefined.
- TEnum
- The type of the enumeration. Must be an Enum type.
TEnumA
TEnum value if
json could be converted; otherwise,
defaultValue.In Visual Basic and C#, you can call this method as an instance method on any object of type
JsonValue. When you use instance method syntax to call this method, omit the first parameter. For more information, see
Extension Methods (Visual Basic) or
Extension Methods (C# Programming Guide).