/form?multival=bar&multival=baz

##</code><code>##

my @values = query_parameters->get_all('multival');

##</code><code>##

logger:   Console
engines:
  logger:
    Console:
      log_level:  debug
      log_format: '[%f l.%l] %m'

##</code><code>##

any ['get', 'post'] => '/form' => sub {
    # POST request
    if ( request->method() eq "POST" ) {
        debug "method: POST";         
        debug 'All params: '          . Dumper { params };
        debug 'One param from href: ' . params->{'search_for'};
        debug 'Form params: '         . Dumper body_parameters->mixed; # see Hash::MultiValue
        debug 'Param "search_for": '  . body_parameters->get('search_for');
        debug 'Another way: '         . param 'search_for';
        
        template 'form' => {
            title      => 'Form Test',
            headline   => 'form test POST',
            form_url   => '/form',
            search_for => param 'search_for', # least typing ;-)
        };
    }
    # GET request  
    else {
        template 'form' => {
            title    => 'Form Test',
            headline => 'formtest GET',
            form_url => '/form',
        };
    }
};