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Run["command"]

runs command as an external operating system command, returning the exit code obtained.

Details
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Examples  
Basic Examples  
Scope  
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Run

Run["command"]

runs command as an external operating system command, returning the exit code obtained.

Details

  • For any expression expr, Run[expr] runs the string corresponding to OutputForm[expr] as an external operating system command.
  • Run returns an integer that corresponds, when possible, to the exit code for the command returned by the operating system.
  • In a notebook interface, the command executed by Run cannot take interactive input, and its textual output will not be displayed.
  • In a terminal interface, the command executed by Run can display text and take standard input from the terminal.
  • In a terminal interface, the input line !command will execute an external command.

Examples

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Basic Examples  (1)

Create a temporary file:

Insert text into the file; a zero exit code indicates success:

Show the contents of the file:

Delete the temporary file:

Scope  (1)

Create a string template for the command to run:

Create a temporary file for storing the output:

Use TemplateApply to create the command string:

Run the command three times, pausing for three seconds each time:

Show the contents of the file:

Delete the file:

Wolfram Research (1988), Run, Wolfram Language function, https://reference.wolfram.com/language/ref/Run.html.

Text

Wolfram Research (1988), Run, Wolfram Language function, https://reference.wolfram.com/language/ref/Run.html.

CMS

Wolfram Language. 1988. "Run." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/Run.html.

APA

Wolfram Language. (1988). Run. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/Run.html

BibTeX

@misc{reference.wolfram_2025_run, author="Wolfram Research", title="{Run}", year="1988", howpublished="\url{https://reference.wolfram.com/language/ref/Run.html}", note=[Accessed: 12-August-2025]}

BibLaTeX

@online{reference.wolfram_2025_run, organization={Wolfram Research}, title={Run}, year={1988}, url={https://reference.wolfram.com/language/ref/Run.html}, note=[Accessed: 12-August-2025]}