for reference, here is how to update a TARGET directory, so that it mirrors the SOURCE directory, from the Windows command line.
WARNING: robocopy is a powerful tool, and should be used with care. in particular, the /MIR option is destructive and will remove any files from target directory, that are not in the source directory !
Please read the help instructions before using robocopy.
To see the help instructions, from the Command Line type:
here is how to copy from a source directory to a target directory: (will overwrite files without checking the modified timestamp!)
SAFE COPY:
here is how to copy only files that are not already in destination, OR else are newer:
alternative: use xcopy (simpler but less reliable for large files or slow network connection etc.)
SAFE MOVE:
and here is how to MOVE the files and directories that are new or newer, from a source directory to a target directory:
robocopy is built in to Windows (XP, Vista, 7) and is a decent file copier (better than say copy or xcopy, especially for large files, or copying over a network connection)
WARNING: robocopy is a powerful tool, and should be used with care. in particular, the /MIR option is destructive and will remove any files from target directory, that are not in the source directory !
Please read the help instructions before using robocopy.
To see the help instructions, from the Command Line type:
robocopy /?
robocopy /E /ZB /ETA sourceDir destDir
SAFE COPY:
here is how to copy only files that are not already in destination, OR else are newer:
robocopy /E /ZB /XO /ETA /DST /FFT sourceDir destDir
alternative: use xcopy (simpler but less reliable for large files or slow network connection etc.)
xcopy sourceDir destDir /D /E /C /I /F /H /R /Y /EXCLUDE:excluded_files.txt
SAFE MOVE:
and here is how to MOVE the files and directories that are new or newer, from a source directory to a target directory:
robocopy /E /ZB /XO /ETA /DST /FFT /MOV sourceDir destDir
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