IfAThenAElseB

Branchless pointer selection return A ? A : B;

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References

Module

Core

Header

/Engine/Source/Runtime/Core/Public/Containers/ContainerAllocationPolicies.h

Include

#include "Containers/ContainerAllocationPolicies.h"

Source

/Engine/Source/Runtime/Core/Public/Templates/UnrealTemplate.h

Syntax

template<typename ReferencedType>
ReferencedType * IfAThenAElseB
(
    ReferencedType * A,
    ReferencedType * B
)

Remarks

Branchless pointer selection return A ? A : B;

Chooses between the two parameters based on whether the first is nullptr or not.

Returns

If the first parameter provided is non-nullptr, it is returned; otherwise the second parameter is returned.