Cause a shell function to exit with the return value n.
n Return value i.e. an errorlevelIf n is not supplied, the return value is the exit status of the last command executed in the function. This may also be used to terminate execution of a script being executed with the . (or source) builtin, returning either n or the exit status of the last command executed within the script as the exit status of the script.
The return status is false if return is used outside a function and not during the execution of a script by . or source.
return is a BOURNE shell command and a POSIX &qt;special&qt;&qt; builtin.