php 连接redis查询数据

class Layoutdemo{function index(){$db = new Db();$id=390;$layout_json = array();if($info = $db->find("SELECT * FROM `hotel_layout` WHERE `id`=‘" . $id . "‘")){$layout_json[‘name‘]= $info[‘name‘];}$redis = new Redis();$redis->connect(REDIS_HOST,REDIS_PORT); ?#变量需要提前require_once进来$redis->auth(REDIS_AUTH);//$redisinfo = $redis->get(‘layout_‘.$id);$layout_json[‘redis_data‘] = $this->htmlStr(gzuncompress($redis->get(‘layout_‘.$id)));echo json_encode($layout_json);}public function htmlStr($data){$data = str_replace(‘<‘,‘<‘,$data);$data = str_replace(‘>‘,‘>‘,$data);$data = str_replace(‘～‘,‘～‘,$data);$data = str_replace(‘"‘,‘"‘,$data);$data = str_replace(‘…‘,‘…‘,$data);$data = str_replace(‘&‘,‘&‘,$data);return $data;}}$a = new Layoutdemo();$a->index();