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DOS BACKUP Command
BACKUP d:[path][filespec] d: [/A] [/D:mm-dd-yy]
[/F] [/L] [/M] [/S] [/T:hh:mm:ss]
/A Append to files already on backup disk
/D:mm-dd-yy Backup files modified on or after specified date
/F Format target disk if not already formatted (DOS 3.3+)
/Lfn Create log of disk # for each backed up file (BACKUP.LOG)
/M Backup only modified files (archive bit on)
/S Backup files in current dir and its subdirectories
/T:hh:mm:ss Backup modified on or after specified time (DOS 3.3+)
Sets errorlevel as follows:
0 Normal completion
1 No files found to backup
2 Some files not backed up due to files sharing conflicts
3 Terminated by user
4 Terminated due to error
Don't use with a drive that is ASSIGNed, SUBSTituted or JOINed |
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