tldr/pages/linux/export.md

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# export
> Export shell variables to child processes.
> More information: <https://www.gnu.org/software/bash/manual/bash.html#index-export>.
- Set an environment variable:
`export {{VARIABLE}}={{value}}`
- Unset an environment variable:
`export -n {{VARIABLE}}`
- Export a function to child processes:
`export -f {{FUNCTION_NAME}}`
- Append a pathname to the environment variable `PATH`:
`export PATH=$PATH:{{path/to/append}}`
- Display a list of active exported variables in shell command form:
`export -p`