public function show() {

    $id = intval(\Phpcmf\Service::L('input')->get('id'));
    $data = \Phpcmf\Service::M()->db->table('app_demo')->where('id', $id)->get()->getRowArray();
    
    $myfield = 字段表结构数组;
    
    $dfield = \Phpcmf\Service::L('Field')->app();
foreach ($data as $i => $t) {
    $data[$i] = $dfield->format_value($myfield, $t, 1);
}
    
    \Phpcmf\Service::V()->assign($data);

    \Phpcmf\Service::V()->display('show.html');

}

public function show() {

    $id = intval(\Phpcmf\Service::L('input')->get('id'));
    $data = \Phpcmf\Service::M()->db->table('app_demo')->where('id', $id)->get()->getRowArray();
    
    $myfield = \Phpcmf\Service::M('field')->get_mytable_field('app_demo', 0);
    dr_debug('show-myfield', $myfield); // 字段集出来了
    
    $dfield = \Phpcmf\Service::L('Field')->app('app_demo');
foreach ($data as $i => $t) {
    $data[$i] = $dfield->format_value($myfield, $t, 1);
}
    
    \Phpcmf\Service::V()->assign($data);

    \Phpcmf\Service::V()->display('show.html');

}