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Unreal Engine 5.0 Documentation

> Unreal Engine API Reference > Runtime > CoreUObject > UObject > FPackageTrailer > FHeader

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FHeader

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References

Module	CoreUObject
Header	/Engine/Source/Runtime/CoreUObject/Public/UObject/PackageTrailer.h
Include	#include "UObject/PackageTrailer.h"

Syntax

struct FHeader

Variables

		Name	Description
	uint32	HeaderLength	Total length of the header on disk in bytes
	TArray< Private...	PayloadLookupTable	Lookup table for the payloads on disk
	uint64	PayloadsDataLength	Total length of the payloads on disk in bytes
	uint64	Tag	Version \| 4 bytes HeaderLength \| 4 bytes PayloadsDataLength \| 8 bytes NumPayloads \| 4 bytes Expected tag at the start of the header
	int32	Version	Version of the header

Constants

Name	Description
HeaderTag	Unique value used to identify the header
StaticHeaderSizeOnDisk	Size of the static header data when serialized to disk in bytes.