setting environment variables from a bash script

[Aaron Gray]

>> Is it possible to set an environment variable using a bash script and for
>> that variable to be able to be seen within bash once the script is
>> finnished.
> 
> It's impossible for a child process to modify the environment of its
> parent.  By executing the file as a script you spawn a shell subprocess,
> meaning the changes to the environment are for that process only.

Okay thought so :(
 
> You can get around that by sourcing the script instead of executing it,
> because in that case you tell the current shell to read and execute the
> commands in the file rather than spawning a subprocess to do it.

How do I do that ? "source the script" ?

Aaron



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