What's up with the double dollar sign? ($$)
From: ScareCrowe (nospam_at_nospam.com)
Date: 04/27/04
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Date: Tue, 27 Apr 2004 10:05:06 -0500
I think it has something to do with globals, but what exactly is the purpose
of the '$$' with variables?
I mean what's the difference between '$var' and '$$var'?
When would be the appropriate time to use '$$' instead of '$'?
TIA,
--ScareCrowe
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