This will match any line that begins with a semi-colon, is followed by any 
character, then ot and finally 1 or more digits.  The digits are saved in 
the variable $1 and can be accessed later if desired.   Of course, the 
final ) seems superfluous.

At 01:14 PM 5/15/01 -0700, Liger-dc wrote:
>What does the following formatting do?
>
>$line =~ /^; .ot (\d+)/)
>
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Peter Cline
Inet Developer
New York Times Digital

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