conn($url);            $this->setHeader("Host: ".$this->url['host']);        }         // 连接        public function conn($url)        {            $this->url = parse_url($url);            if (!isset($this->url['port']))             {                $this->url['port'] = '80';            }            $this->fh = fsockopen($this->url['host'],$this->url['port'],$this->errno,$this->errstr,$this->expires_time);        }        // 设置请求行        protected function setLine($method)        {            $this->url['path'] .= isset($this->url['query']) ? '?'.$this->url['query'] : '';            $this->line[] = $method.' '.$this->url['path'].' '.$this->version;        }        // 设置头信息        public function setHeader($header)        {            $this->header[] = $header;        }        // 设置实体信息        protected function setBody($data)        {            $this->body[] = http_build_query($data);            // $this->body[0] = $data;        }        // 发送get请求        public function get()        {            $this->setLine('GET');            $this->request();            return $this->response;        }        // 发送post查询        public function post($data)        {            $this->setLine('POST');            $this->setHeader("Content-type: application/x-www-form-urlencoded");            $this->setBody($data);            $this->setHeader("Content-length: ".strlen($this->body[0]));            $this->request();            return $this->response;        }        // 真正的请求        protected function request()        {            $req = array_merge($this->line,$this->header,array(''),$this->body,array(''));            $req = implode(self::CRLF,$req);            echo $req;            // exit;            // 写入            fwrite($this->fh,$req);            while(!feof($this->fh)){                $this->response .= fread($this->fh,1024);             }            $this->close();        }        // 关闭连接        public function close()        {            fclose($this->fh);        }    }// $url = 'http://shunping.com/msg.php';// $url = 'http://news.163.com/13/0613/09/9187CJ4C00014JB6.html';// $http = new Http($url);// echo $http->get();// tit=test&con=tset&submit=%E6%8F%90%E4%BA%A4// $data['tit'] = 'test';// $data['con'] = 'tset';// $data['submit'] = '%E6%8F%90%E4%BA%A4'; // $data['submit'] = '提交';// echo $http->post($data);?>