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FValueWithId

A value with an ID.

Windows

MacOS

Linux

Inheritance Hierarchy

FValue

FValueWithId

References

Module	DerivedDataCache
Header	/Engine/Source/Developer/DerivedDataCache/Public/DerivedDataValue.h
Include	#include "DerivedDataValue.h"

Syntax

class FValueWithId : public UE::DerivedData::FValue

Remarks

A value with an ID. Null if both ID and value are null.

May have a null value with a non-null ID. A non-null value must have a non-null ID.

Constructors

	Name	Description
	FValueWithId()	Construct a null value.
	FValueWithId ( const FValueId& Id, ArgTypes&&... Args )	Construct a value with a non-null ID and forward the other args to FValue().

Functions

	Name	Description
const FValue...	GetId()	Returns the ID for the value.
bool	IsNull()	Whether this is null.
bool	IsValid()	Whether this is not null.
FValueWithId	RemoveData()	Create a copy of the value with the data removed.
void	Reset()	Reset this to null.

Operators

		Name	Description
		operator bool()	Whether this is not null.

Constants

Name	Description
Null	A null value with a null ID.