Dir (command)

In computing, dir (directory) is a command in various computer operating systems used for and directory listing. It is one of the basic commands to help navigate the . The command is usually implemented as an internal command in the command-line interpreter (shell). On some systems, a more graphical representation of the directory structure can be displayed using the tree command. The command is available in the command-line interface (CLI) of the operating systems Digital Research CP/M, MP/M, Intel ISIS-II, iRMX 86, Cromemco CDOS, MetaComCo TRIPOS, DOS, IBM/Toshiba 4690 OS, IBM OS/2, Microsoft Windows, Singularity, Datalight ROM-DOS, ReactOS, GNU, AROS and in the DCL command-line interface used on DEC VMS, RT-11 and RSX-11. It is also supplied with OS/8 as a CUSP (Commonly-Used System Program). The dir command is supported by Tim Paterson's SCP 86-DOS. On MS-DOS, the command is available in versions 1 and later. It is also available in the open source MS-DOS emulator DOSBox. MS-DOS prompts "Abort, Retry, Fail?" after being commanded to list a with no diskette in the drive. The numerical computing environments MATLAB and GNU Octave include a dir function with similar functionality. List all files and directories in the current working directory. dir List any s and s ( ".txt" or ".bat"). dir *.txt *.bat Recursively list all files and directories in the specified directory and any subdirectories, in wide format, pausing after each screen of output. The directory name is enclosed in double-quotes, to prevent it from being interpreted is as two separate command-line options because it contains a whitespace character. dir /s /w /p "C:\My Documents" List any NTFS junction points: C:\Users>dir /ash Volume in drive C is OS. Volume Serial Number is xxxx-xxxx Directory of C:\Users 12/07/2019 02:30 AM All Users [C:\ProgramData] 12/07/2019 02:30 AM Default User [C:\Users\Default] 12/07/2019 02:12 AM 174 desktop.ini 1 File(s) 174 bytes 2 Dir(s) 332,659,789,824 bytes free dir is not a Unix command; Unix has the analogous ls command instead.