getting online quotes

[Dave Peticolas]

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On Mon, 2002-01-21 at 01:33, David Overton wrote:
> +++ finance-quote-helper.orig	Mon Nov 26 20:54:46 2001
> @@ -223,11 +223,7 @@
>    }
> =20
>    $field =3D 'symbol';
> -  if (exists($$quotehash{$itemname, $field})) {
> -      $data =3D schemify_string($$quotehash{$itemname, $field});
> -  } else {
> -      $data =3D schemify_string($itemname);
> -  }
> +  $data =3D schemify_string($$quotehash{$itemname, $field});
>    $quotedata .=3D "($field . $data)";
> =20
>    $field =3D 'gnc:time-no-zone';
> @@ -283,7 +279,7 @@
>    # Make sure we have an opening ( preceeded only by whitespace.
>    # and followed by a one word method name composed of [a-z_]+.
>    # Kill off the whitespace if we do and grab the command.
> -  if($input !~ s/^\s*\(\s*$dq?([a-z_]+)$dq?\s+//o) { return 0; }
> +  if($input !~ s/^\s*\(\s*([a-z_]+)\s+//o) { return 0; }
> =20
>    my $quote_method_name =3D $1;
> =20

Can you explain what these changes are doing?
It's hard to parse long regular expressions,
at least it is for me :)

thanks,
dave


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