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我试图发布一个表单,但是当我查看返回的 html 代码时我一直收到错误消息

必须启用 Cookie 才能提交表单

我使用以下代码提交表单:

                string postData = "submit_hidden=submit_hidden&captcha_item_key=" + captcha_item_key + "&security_code=" + lastCaptcha + "&submit=Submit";
            byte[] _data = _enc.GetBytes(postData);
            _wReq = (HttpWebRequest)WebRequest.Create(urlen);
            _wReq.Referer = urlen;
            _wReq.CookieContainer = myContainer;
            _wReq.Accept = "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8";
            _wReq.Headers.Add("Accept-Charset", "ISO-8859-1,utf-8;q=0.7,*;q=0.3");
            _wReq.Headers.Add("Accept-Language", "sv-SE,sv;q=0.8,en-US;q=0.6,en;q=0.4");
            _wReq.KeepAlive = true;
            _wReq.UserAgent = "Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; .NET CLR 1.1.4322; .NET CLR 2.0.50727)";


            _wReq.Method = "POST";
            _wReq.ContentType = "application/x-www-form-urlencoded";
            _wReq.ContentLength = _data.Length;

            System.IO.Stream _outStream = _wReq.GetRequestStream();
            _outStream.Write(_data, 0, _data.Length);
            _outStream.Close();
            _wResp = (HttpWebResponse)_wReq.GetResponse();
            _sr = new System.IO.StreamReader(_wResp.GetResponseStream());
            _respStr = _sr.ReadToEnd();
            _sr.Close();
            _wResp.Close();

我将 cookie 保存到 cookie 容器中,所以我不确定它为什么不起作用?

Javascript 不是问题,因为我试图在没有激活 Javascript 的情况下从浏览器提交表单。

还检查了 Fiddler 的提交,唯一与使用我的方法的浏览器不同的是 cookie 出于某种原因没有正确设置。

有任何想法吗?

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