CPAN::Groonga

it button"

=item return_format=>(keyonly|text|json): the type of output at submission time (default is keyonly, but a text key=value perl line, but json should also be possible)

=item form_name=>str

key();
  }elsif($retformat eq 'text'){
    $ret="key=".$self->key()."\n";
  }elsif($retformat eq 'json'){
    $ret='not yet...';
  }else{
    $query->header(-type=>'text/plain');
    die "unknown retu