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> Unreal Engine API Reference > Runtime > Engine > Engine > SerializeOptionalValue

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SerializeOptionalValue

Helper to optionally serialize a value (using operator<< on Archive).

Windows

MacOS

Linux

References

Module	Engine
Header	/Engine/Source/Runtime/Engine/Classes/Engine/NetSerialization.h
Include	#include "Engine/NetSerialization.h"

Syntax

template<typename ValueType>
bool SerializeOptionalValue
(
    const bool bIsSaving,
    FArchive & Ar,
    ValueType & Value,
    const ValueType & DefaultValue
)

Remarks

Helper to optionally serialize a value (using operator<< on Archive). A single signal bit is indicates whether to serialize, or whether to just use the default value. Returns true if the value was not the default and needed to be serialized.

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