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API > API/Runtime > API/Runtime/Core > API/Runtime/Core/IMappedFileRegion
Description
Synchronously flush part or all of the mapped region. This is only a hint, some platforms might ignore it. There are not guarantees how long this data will stay in paged out.
| Name | Flush |
| Type | function |
| Header File | /Engine/Source/Runtime/Core/Public/Async/MappedFileHandle.h |
| Include Path | #include "Async/MappedFileHandle.h" |
virtual void Flush
(
int64 FlushOffset,
int64 BytesToFlush
)
Parameters
| Name | Remarks |
|---|---|
| FlushOffset | Offset into this region to flush |
| BytesToFlush | number of bytes to flush. This is clamped to the size of the mapped region |