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> Unreal Engine API Reference > Runtime > Core > Misc > FOutputDeviceFile > FOutputDeviceFile::FOutputDeviceFile

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FOutputDeviceFile::FOutputDeviceFile

Constructor, initializing member variables. Constructor, initializing member variables.

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MacOS

Linux

References

Module	Core
Header	/Engine/Source/Runtime/Core/Public/Misc/OutputDeviceFile.h
Include	#include "Misc/OutputDeviceFile.h"
Source	/Engine/Source/Runtime/Core/Private/Misc/OutputDeviceFile.cpp

Syntax

FOutputDeviceFile
(
    const TCHAR * InFilename,
    bool bDisableBackup,
    bool bAppendIfExists,
    bool bCreateWriterLazily,
    TFunction< void *)> FileOpenedCallback
)

Remarks

Constructor, initializing member variables.

Parameters

Parameter	Description
InFilename	Filename to use, can be nullptr. If null, a file name will be automatically generated. If a filename is specified but cannot be opened because it is already open/used by another process, the implementation will try to generate a new name automatically, until the a file is created or the number of trials exhausted (32).
bDisableBackup	If true, existing files will not be backed up
bCreateWriterLazily	If true, delay the creation of the file until something needs to be written, otherwise, open it immediatedly.
FileOpenedCallback	If bound, invoked when the output file is successfully opened, passing the actual filename.
InFilename	Filename to use, can be NULL
bInDisableBackup	If true, existing files will not be backed up

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