Some variable names are not visible using SET command. Rather, they are made available for reading using the% notation. To find out about them, type "help set". As of Windows 8 [update], cmd.exe is the normal command interpreter for batch files; the older COMMAND.COM can be run as well in 32-bit versions of Windows able to run 16-bit programs. [nb 1] Filename extensions [ edit ] .bat The first filename extension used by Microsoft for batch files. This extension runs with DOS and all versions of Windows, under COMMAND.COM or cmd.exe, despite the different ways the two command interpreters execute batch files. .cmd Used for batch files in Windows NT family and sent to cmd.exe for interpretation. COMMAND.COM does not recognize this file name extension, so cmd.exe scripts are not executed in the wrong Windows environment by mistake. In addition, append, dpath, ftype, set, path, assoc and prompt commands, when executed from a .bat file, alter the value of the errorlevel variable only upon an error, whereas from within a .cmd file, they would affect errorlevel even when returning without an error. [3] It is also used by IBM's OS/2 for batch files. .btm The extension used by 4DOS, 4OS2, 4NT and Take Command. These scripts are faster, especially with longer ones, as the script is loaded entirely ready for execution, rather than line-by-line. [4] Batch file parameters [ edit ]

Try to avoid spaces when naming batch files, it sometime creates issues when they are called from other scripts. To execute the file, it must be saved with the filename extension suffix .bat (or .cmd for Windows NT-type operating systems) in plain text format, typically created by using a text editor such as Microsoft Notepad or a word processor working in plain text mode.

Creating Batch Files

If you wish to share a file with other people, you must upload or copy it to another folder. You cannot share a file stored within the 'H Drive - Home' or 'X Drive' folders. A call is used to run another batch file within a batch file. When the batch file that is called is completed, the remainder of the original batch file is completed. If the batch file does not exist, you get an error. CHOICE and SET

For UniDesk you do not need to connect to the University’s Virtual Private Network (VPN). However, you will need to use Multi-Factor Authentication (MFA) to sign in to UniDesk using your University account. Available Software Be careful reusing variables in for loops and make sure delayed expansion is not an issue throughout the batch file. You will typically find batch files with the ".bat"extension, but it's also possible to use the ".cmd"or ".btm"file extensions.Caldera DR-DOS 7.02 User Guide, Caldera, Inc., 1998 [1993, 1997], archived from the original on 2016-11-05 , retrieved 2013-08-10 You may not see all software included in the lists below, as some software is restricted to specific courses and groups. UniApps (RDS)