WWW::Search::PLweb - class for searching PLS PLweb search engine

    require WWW::Search;
    $search = new WWW::Search('PLweb');

This class is a PLweb specialization of WWW::Search. It queries and interprets searches based on PLweb, by PLS http://www.pls.com/.

This class exports no public interface; all interaction should be done through WWW::Search objects.

This software assumes that you're using the default output format for a PLweb search. It should look like this:

  VAL DOCUMENT DB SIZE
  ------------------------------------------------------------------
  388 Document1 foo 1122 ...

This search supports standard WWW::Search arguments

search_url

The PLweb URL to search. On unix this usually looks like http://somehost/cgi-bin/iopcode.pl

search_args

The arguments used for the search engine, separate them by &.

To make new back-ends, see WWW::Search,

WWW::Search::PLweb is written by Paul Lindner, <lindner@itu.int>

Things not supported: $result->raw()

Copyright (c) 1997, 98 by the United Nations Administrative Committee on Coordination (ACC)

All rights reserved.