Should dot command log me out? Excuse me if it is not a kernel question!

Frank Peng (
Tue, 28 Jul 1998 00:40:14 -0400 (EDT)

Appreciate your help:

See this program named

echo $USER
exit 0

At the Linux prompt, type .
It will logout out and ask my login in again.

What I am doing is:

I want to do something in a shell program like this:

export PATH

It never worked. I think this only send the variable to his child shell.
But I want to send it to his sibling shell. So I type .

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