I vote for option 2. This way the namespace of your scripts doesn't get polluted and anyone looking at your scripts know where the function call is coming from. The only drawback is a little more typing. I would probably call the function like this though. 
$name = Common::get_uppercase($name)

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Since it really isn't a class.

In reply to Re: Library file or module for sharing code? by choedebeck
in thread Library file or module for sharing code? by bradcathey

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