就是这个微信的网址,4.0已上正常,3.5及以下提示错误,改成https也不行,微信网页版的其他网址,在3.5以下用https都不行,我用其他编程工具http和https都没问题!望不吝赐教!!
string url = "http://webpush.wx.qq.com/cgi-bin/mmwebwx-bin/synccheck";
HttpWebRequest hp = (HttpWebRequest)WebRequest.Create(url);
hp.Method = "GET";
HttpWebResponse hr = (HttpWebResponse)hp.GetResponse();
StreamReader rd = new StreamReader(hr.GetResponseStream());
MessageBox.Show(rd.ReadToEnd());