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  3. FMapProperty::HasIntrusiveUnsetOptionalState

FMapProperty::HasIntrusiveUnsetOptionalState

Returns whether this type has a special state for an unset [TOptional](API\Runtime\Core\TOptional) meaning the size TOptional and T are the same.

API > API/Runtime > API/Runtime/CoreUObject > API/Runtime/CoreUObject/FMapProperty

Description

Returns whether this type has a special state for an unset TOptional meaning the size TOptional and T are the same. Properties must implement this function explicitly even if they do not have such a state.

Virtual Inheritance

   
Name HasIntrusiveUnsetOptionalState
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 HasIntrusiveUnsetOptionalState() const

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