Writes to the disk a byte range within a mapped view of a file
_WinAPI_FlushViewOfFile ( $pAddress [, $iBytes = 0] )
|$pAddress||A pointer to the base address of the byte range to be flushed to the disk representation of the mapped file.|
|$iBytes||[optional] The number of bytes to be flushed.
If $iBytes is 0 (Default), the file is flushed from the base address to the end of the mapping.
|Failure:||False, call _WinAPI_GetLastError() to get extended error information|
Search FlushViewOfFile in MSDN Library.