[plt-scheme] protect-out

From: Jon Rafkind (rafkind at cs.utah.edu)
Date: Sat Feb 21 22:33:23 EST 2009

I was trying to write an example for (provide (protect-out ...)) but I 
don't understand what it does. Can anyone provide an explanation and a 
small example? I mean I sort of understand in theory but I couldn't come 
up with an example that actually did anything.

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