Search results
Results From The WOW.Com Content Network
Command-line interpreters allow users to issue various commands in a very efficient (and often terse) way. This requires the user to know the names of the commands and their parameters, and the syntax of the language that is interpreted. The Unix #! mechanism and OS/2 EXTPROC command facilitate the passing of batch files to external processors ...
Background execution allows a shell to run a command without user interaction in the terminal, freeing the command line for additional work with the shell. POSIX shells and other Unix shells allow background execution by using the & character at the end of command. In PowerShell, the Start-Process [43] or Start-Job [44] cmdlets can be used.
Microsoft released a version of cmd.exe for Windows 9x and ME called WIN95CMD to allow users of older versions of Windows to use certain cmd.exe-style batch files. As of Windows 8, 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.
The following batch file changes the title of the Command Prompt window to "Updating files" while the copy command is being executed. After the command is executed, the text "Files updated" is displayed using the echo command, and the title of the Command Prompt window is changed back to "Command Prompt".
Such batch files (script files) can be used repeatedly to automate routine operations such as initializing a set of programs when a system is restarted. Batch mode use of shells usually involves structures, conditionals, variables, and other elements of programming languages; some have the bare essentials needed for such a purpose, others are ...
The console alternatives 4DOS, 4OS2, FreeDOS, Peter Norton's NDOS and 4NT / Take Command which add functionality to the Windows NT-style cmd.exe, MS-DOS/Windows 95 batch files (run by Command.com), OS/2's cmd.exe, and 4NT respectively are similar to the shells that they enhance and are more integrated with the Windows Script Host, which comes ...
Linux command-line tools with similar functions include xdg-open [8] and run-mailcap. On Cygwin, the command is implemented as the cygstart executable. [9] In PowerShell, the Invoke-Item cmdlet is used to invoke an executable or open a file. [10] On Apple macOS and MorphOS, the corresponding command is open. [11] On Stratus OpenVOS it is start ...
The user then presses Return or ↵ Enter to run the command or open the file. Command-line completion is useful in several ways, as illustrated by the animation accompanying this article. Commonly accessed commands, especially ones with long names, require fewer keystrokes to reach.