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Perl Programming
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$$ what is this
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Nov 25, 1999, 7:41 AM
Robert99
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(41 posts)
Nov 25, 1999, 7:41 AM
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$$ what is this
I saw in a script a guy is using $$ to generate a order/mail number.
$id= $$;
I don't understand how this number is generated. What is the meaning?
Nov 26, 1999, 10:50 AM
Alex
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(9387 posts)
Nov 26, 1999, 10:50 AM
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Re: $$ what is this
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This is the process number (pid) of the perl running the script.
Cheers,
Alex
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