perldoc CGI

##</code><code>##

    use CGI;         # load CGI routines
    $q = new CGI;    # create new CGI object
    @values = $q->param('foo');

##</code><code>##

    use CGI;         # load CGI routines
    $q = new CGI;    # create new CGI object
    @select_values = $q->param('sel');