echo “$k => $v <br> “;
                }
        }
        //判别用 Get 方法发送的头的应答结果是否正确
        function IsGetOK()
        {
                if( ereg(“^2 ,$this->GetHead(“http-state”)) )

″

                {
                        return true;
                }else {
                         $this->m_error .= $this->GetHead(“http-state”).” – “.$this-
>GetHead(“http-describe”).”<br>”;
                        return false;
                }
        }
        //看看返回的网页是否是 text 类型
        function IsText()
        {
                if(ereg(“^2 ,$this->GetHead(“http-state”)) && eregi(“^text”,$this-

″

>GetHead(“content-type”)))
                {
                        return true;
                }else {
                        $this->m_error .= “内容为非文本类型<br>”;
                        return false;
                }
        }
        //判断返回的网页是否是特定的类型
        function IsContentType($ctype)
        {
                                if(ereg(“^2 ,$this->GetHead(“http-state”))   &&   $this-

″

>GetHead(“content-type”)==strtolower($ctype))
                {
                        return true;
                }else{
                         $this->m_error .= “

 “

类型不对

.$this->GetHead(“content-

type”).”<br>”;
                        return false;
                }
        }
         //用 Http 协议下载文件
        function SaveToBin($savefilename)