What does export command do in Mac?

What does export command do?

Export is a built-in command of the Bash shell. It is used to mark variables and functions to be passed to child processes. Basically, a variable will be included in child process environments without affecting other environments.

What is export command terminal?

The export command is a built-in utility of Linux Bash shell. It is used to ensure the environment variables and functions to be passed to child processes. It does not affect the existing environment variable. Environment variables are set when we open a new shell session.

What happens when you export in terminal?

When you export a variable, it is not added to any file anywhere. The effect of export , as opposed to merely assigning a variable, is that of passing the variable into the environment of all of the shell's child processes. It does not do anything else; it does not modify any of the shell's configuration files.

What does export do in Bash script?

The Bash export command helps us to export environment variables so that they are available in all child processes, shells, and commands.