tldr/pages/common/watch.md

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# watch
> Execute a program periodically, showing output fullscreen.
> More information: <https://manned.org/watch>.
- Repeatedly run a command and show the result:
`watch {{command}}`
- Re-run a command every 60 seconds:
`watch -n {{60}} {{command}}`
- Monitor the contents of a directory, highlighting differences as they appear:
`watch -d {{ls -l}}`
- Repeatedly run a pipeline and show the result:
`watch '{{command_1}} | {{command_2}} | {{command_3}}'`