MQL5 RiferimentoLibreria StandardFileCFileFlush HandleFilenameFlagsSetUnicodeSetCommonOpenCloseDeleteIsExistCopyMoveSizeTellSeekFlushIsEndingIsLineEndingFolderCreateFolderDeleteFolderCleanFileFindFirstFileFindNextFileFindClose Flush Svuota tutti i dati buffer di input/output su disco. void Flush() Seek IsEnding