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Re^3: everyauction script error bidding errors

by mkmcconn (Chaplain)
on Jun 21, 2005 at 19:21 UTC ( [id://468851]=note: print w/replies, xml ) Need Help??

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in reply to Re^2: everyauction script error bidding errors
in thread everyauction script error bidding errors

simonwilliams,

  1.    if ($#bids){...}
    does what you mean, but it doesn't really say what you mean. For that, you should say
       if (@bids > 1){ ... };
    i.e., if @bids contains more bids than one, then ...
  2.   for (my $i=1; $i<scalar(@bids); $i++) { ... }
    could be written ...
      for (my $i=1; $i < @bids; $i++) { ... }
    ... without any change in meaning. @bids is being evaluated in a scalar context. No need to say scalar() explicitly.
  3. Let me oversimplify your problem, and you can build on that. You want to choose the highest bid, excluding your own from consideration (always the first bid), and print only the highest bid.
    my $highest; if (@bids > 1){ for (my $i = 1; $i < @bids; $i++) { my ($alias, $email, $bid, $time, $add1, $add2, $add3, $oqty, $soldqty) = read_bid($bids[$i]); $highest = $bid > $highest ? $bid : $highest; } print "Highest bid: $highest\n"; }

mkmcconn

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