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  about the dot         


Author: Jeff Pang
Date: Jan 21, 2008 23:00

I'm a little confused by perl's dot operator.for example,

$ perl -le 'print 3 . 4 '
34
$ perl -le 'print 3.4 '
3.4

these two commands got different results.

who says Perl interpreter will ignore the blackspace around an operator? I saw it doesn't here.
Ok you may say 3.4 is a float not a statement with '.' operation, but this case really make people confused.

Regards,
Jeff Pang
4 Comments
  extracting data from websites         


Author: Jm
Date: Jan 21, 2008 10:21

i need to extract data from websites, tracking the status of various
shipments. i'm aware of the LWP module but wondered how many other
modules may be useful. i've just glanced over the LWP documentation
(not in-depth at all yet) and i'm not sure if it will actually allow
me to pull the bits of data i want as well as other modules may.

thanks for any leads,
joe

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2 Comments