MQL5 ReferenceStandard LibraryFilesCFileFilename HandleFilenameFlagsSetUnicodeSetCommonOpenCloseDeleteIsExistCopyMoveSizeTellSeekFlushIsEndingIsLineEndingFolderCreateFolderDeleteFolderCleanFileFindFirstFileFindNextFileFindClose FileName Gets file name of the opened file. string FileName() Return Value File name of the opened fil, assigned to the class instance. If there is no file assigned, it returns "". Handle Flags