ok why the $$ instead of the %$?
sorry confused.
On Thu, 2003-11-20 at 12:08, Paul Kraus wrote:
$$overdate{key}
Perldoc perlref
--As for the rest, it is mine.
$$ would get you the value of a certain value in the hash. (The scalar value of the hash element.) %$ would get you the entire hash.
Most often people want one value of the hash, not the whole hash, though both have their uses.
Daniel T. Staal
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