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API > API/Runtime > API/Runtime/CoreUObject > API/Runtime/CoreUObject/FMapProperty
Description
Returns whether an optional value of this inner type is unset. Only valid to call if HasIntrusiveUnsetOptionalState returns true. Equivalent to TOptional
Virtual Inheritance
- TProperty::IsIntrusiveOptionalValueSet → FMapProperty::IsIntrusiveOptionalValueSet
| Name | IsIntrusiveOptionalValueSet |
| Type | function |
| Header File | /Engine/Source/Runtime/CoreUObject/Public/UObject/UnrealType.h |
| Include Path | #include "UObject/UnrealType.h" |
| Source | /Engine/Source/Runtime/CoreUObject/Private/UObject/PropertyMap.cpp |
virtual bool IsIntrusiveOptionalValueSet
(
const void * Data
) const
true if the value is unset
Parameters
| Name | Remarks |
|---|---|
| Data | Address of value to inspect, already offset. |
See Also
- operator==(FIntrusiveUnsetOptionalState)