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cmd.exe in Windows NT 2000, 4DOS, 4OS2, 4NT, and a number of third-party solutions allow direct entry of environment variables from the command prompt. From at least Windows 2000, the set command allows for the evaluation of strings into variables, thus providing inter alia a means of performing integer arithmetic. [26]
AppLocker is an application whitelisting technology introduced with Microsoft's Windows 7 operating system. It allows restricting which programs users can execute based on the program's path, publisher, or hash, [ 1 ] and in an enterprise can be configured via Group Policy .
command.com running in a Windows console on Windows 95 (MS-DOS Prompt). COMMAND.COM is the default command-line interpreter for MS-DOS, Windows 95, Windows 98 and Windows Me.In the case of DOS, it is the default user interface as well.
Changes made to the command line environment after SetLocal commands are local to the batch file. EndLocal command restores the previous settings. [17] The Call command allows subroutines within batch file. The Call command in COMMAND.COM only supports calling external batch files. File name parser extensions to the Set command are comparable ...
Non-English file names work only if entered through a DOS character set compatible editor. File names with characters outside this set do not work in batch files. To get a command prompt with Unicode instead of Code page 437 or similar, one can use the cmd /U command. In such a command prompt, a batch file with Unicode filenames will work.
In Windows Vista, Windows 7 and Windows 10, System File Checker is integrated with Windows Resource Protection (WRP), which protects registry keys and folders as well as critical system files. Under Windows Vista, sfc.exe can be used to check specific folder paths, including the Windows folder and the boot folder. Windows File Protection (WFP ...
The share MS-DOS subsystem command performs functions that are now inherent to Microsoft Windows. It is available to preserve compatibility with existing files, but has no effect at the command line because the functionality is automatic. The 16-bit MS-DOS subsystem commands are not available on 64-bit editions of Windows. [11]
Using the mkdir command and checking the exit code for failure [11] Lock files are often named with a tilde (~) prefixed to the name of the file they are locking, or a duplicate of the full file name suffixed with .LCK . If they are locking a resource other than a file, they may be named more arbitrarily.