NAME
    WWW::Google::Calculator - Perl interface for Google calculator

SYNOPSIS
        use WWW::Google::Calculator;
    
        my $calc = WWW::Google::Calculator->new;
    
        print $calc->calc('1+1'); # => 1 + 1 = 2
        print $calc->calc('300kbps in KB/s'); # => 300 kbps = 37.5 kilobytes / second

DESCRIPTION
    This module provide simple interface for Google calculator.

SEE ALSO
    http://www.google.com/help/calculator.html

METHODS
  new
    create new instance

  calc( $query )
    calculate $query using by Google and return result.

    return undef when something error occurred. (and use $self->error to get
    last error message)

  parse_html
  error
    return last error

AUTHOR
    Daisuke Murase <typester@cpan.org>

COPYRIGHT
    This program is free software; you can redistribute it and/or modify it
    under the same terms as Perl itself.

    The full text of the license can be found in the LICENSE file included
    with this module.

