Question

如何使用HttpWebRequest下载pdf文件？我想下载pdf文件并将其保存到我的系统我无法使用WebClient下载，因为我需要为我的请求添加cookie

<code>
    Encoding encode = System.Text.Encoding.GetEncoding("utf-8");
    HttpWebRequest Request = (HttpWebRequest)HttpWebRequest.Create(Url);
    CookieContainer cookieJar = new CookieContainer();
    cookieJar.Add(new Cookie("cookieName", "value", "/", "domain));      
    (Request as HttpWebRequest).CookieContainer = cookieJar;
     HttpWebResponse Response = (HttpWebResponse)Request.GetResponse();


</code>

Answer 1

使用HttpWebRequest GetResponseStream()将响应正文作为流获取，然后将其保存到文件中。

Answer 2

尝试这样的事情： -

string GetPage(string path) {
 HttpWebRequest req = (HttpWebRequest)WebRequest.Create(path);
req.CookieContainer = cookie;
WebResponse resp = req.GetResponse();
string t = new StreamReader(resp.GetResponseStream(), Encoding.Default).ReadToEnd();
return IsoToWin1250(t);
}

使用HttpWebRequest下载文件

2 个答案: