public function del() { $id = I('id', NULL); if (!empty($id)) { $article = new GonggaoModel(); if (is_array($id)) { $where = 'id in (' . implode(',', $id) . ')'; } else { $where = 'id = ' . $id; } if (false !== $article->where($where)->delete()) { $this->message('删除成功', __URL__ . '/index'); } else { $this->message('删除失败:' . $article->getError(), __URL__ . '/index'); } } else { $this->message('请选择删除对象', __URL__ . '/index'); } }