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When a batch file is run, the shell program (usually COMMAND.COM or cmd.exe) reads the file and executes its commands, normally line-by-line. [1] Unix-like operating systems, such as Linux, have a similar, but more flexible, type of file called a shell script. [2] The filename extension.bat is used in DOS and Windows. Windows NT and OS/2 also ...
A shell script is a computer program designed to be run by a Unix shell, a command-line interpreter. [1] The various dialects of shell scripts are considered to be command languages . Typical operations performed by shell scripts include file manipulation, program execution, and printing text.
DOS line-editor. It can be used with a script file, like debug, this makes it of some use even today. The absence of a console editor in MS-DOS/PC DOS 1–4 created an after-market for third-party editors. In DOS 5, an extra command "?" was added to give the user much-needed help.
4DOS is a command-line interpreter by JP Software, designed to replace the default command interpreter COMMAND.COM in Microsoft DOS and Windows.It was written by Rex C. Conn and Tom Rawson and first released in 1989.
A running script, particularly one executed from an interactive login session, is often known as a job, but that term is used very ambiguously. "There is no direct counterpart to z/OS batch processing in PC or UNIX systems. Batch jobs are typically executed at a scheduled time or on an as-needed basis.
Replacement parameters: These have the form %0, %1... %9, and initially contain the command name and the first nine command-line parameters passed to the script (e.g., if the invoking command was myscript.bat John Doe, then %0 is "myscript.bat", %1 is "John" and %2 is "Doe"). The parameters to the right of the ninth can be mapped into range by ...
Sandcastle currently features a lightweight graphical user interface (GUI) as an alternative to the MSBuild project, batch script and Windows PowerShell scripts that are also provided. Several community GUI tools are also available for Sandcastle, providing additional features and simplifying its usage.
If a script is invoked as an argument to the interpreting shell, it will be executed regardless of whether the user holds the execute permission for that script. Although Windows also specifies an execute permission, none of the Windows-specific shells block script execution if the permission has not been granted.