![]() ![]() The redirection operator > must be escaped with caret character ^ on FOR command line to be interpreted as literal character when Windows command interpreter processes this command line before executing command FOR which executes the embedded dir command line in a separate command process started in background.A person who regularly works with a large number of files knows the excruciating pain of having to rename files. Read the Microsoft article about Using Command Redirection Operators for an explanation of 2>nul. Total Commander would inform the user about such an issue on renaming files with other files with new name already existing.įor understanding the used commands and how they work, open a command prompt window, execute there the following commands, and read entirely all help pages displayed for each command very carefully. The command MOVE with option /Y is used instead of command REN to make the file rename even on a file with that name is already existing. In this case the following batch file could be the right solution: offįor /F "eol=| delims=" %%I in ('dir *_?_*.wav /A-D-H /B /ON 2^>nul') do (įor /F "eol=| tokens=1,2* delims=_" %%A in ("%%~nxI") do ( Move /Y "%%I" "BL_C1234-!FileNumber!_abc%%~xI" >nulīut what about string left to first underscore and string right to second underscore vary from file name to file name? Setlocal EnableExtensions EnableDelayedExpansionįor /F "eol=| delims=" %%I in ('dir BL_?_abc.wav /A-D-H /B /ON 2^>nul') do ( ![]() Let us assume C1234- in new file name is a fixed sequence of characters and 1 and 5 is a number incremented by one on each renamed each file. And Total Commander supports even an undo if the rename operation fails for some reason. ![]() This file rename operation could be done with Total Commander nearly complete using only some mouse clicks, just C1234- need to be typed on keyboard. I would do such a multi-rename operation of files using shareware Total Commander with its built-in multi-rename tool which has a every easy to use graphical user interface for such tasks making it possible to review the new names of the files before executing the rename operation. ![]()
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