tldr/pages/linux/export.md

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