Renrenyue -- renrenyue system development source code sharing

Core code sharing of renrenyue system development ：

public function create($id = 0)
    {
        if ($id) $vipinfo = \app\admin\model\user\UserArea::get($id);
        $field[] = Form::input('uid', ' user ID', isset($vipinfo) ? $vipinfo->uid : '')->col(Form::col(24))->readonly( $id ? true : false);
        $field[] = Form::number('rate', " The proportion of sharing and moistening （%）", isset($vipinfo) ? $vipinfo->rate : 0)->min(0)->col(24);
        $field[] = Form::cityArea('area', ' Provincial city ', isset($vipinfo) ? $vipinfo->province : '',isset($vipinfo) ? $vipinfo->city : '',isset($vipinfo) ? $vipinfo->district : '');
        $field[] = Form::city('city', ' Provinces ', (isset($vipinfo) && !$vipinfo->district)  ? $vipinfo->province : '',( isset($vipinfo) && !$vipinfo->district) ? $vipinfo->city : '');
        $field[] = Form::radio('status', ' state ', isset($vipinfo) ? $vipinfo->status : 1)->options([['label' => ' Turn on ', 'value' => 1], ['label' => ' close ', 'value' => 0]])->col(24);
        $form = Form::make_post_form(' Add zone proxy ', $field, Url::buildUrl('save', ['id' => $id]), 2);
        $this->assign(compact('form'));
        return $this->fetch('public/form-builder');
    }