用.net开发微信如何获取AccessToken介绍

本文实例为大家分享了获取AccessToken的方法，供大家参考，具体内容如下

AccessToken获取方法public static Access_token GetAccessToken(){string formatString = String.Format("https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid={0}&secret={1}", AppId, AppSecret);Access_token res = new Access_token();HttpWebRequest request = (HttpWebRequest)WebRequest.Create(formatString);request.Method = "GET";request.ContentType = "text/html;charset=UTF-8";HttpWebResponse response = (HttpWebResponse)request.GetResponse();Stream myResponseStream = response.GetResponseStream();StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding("utf-8"));string retString = myStreamReader.ReadToEnd();myStreamReader.Close();myResponseStream.Close();if (retString.IndexOf("7200") > 0){Access_token token = new Access_token();token = JsonHelper.ParseFromJson<Access_token>(retString);res.access_token = token.access_token;res.expires_in = token.expires_in;}return res;}Access_token类结构public class Access_token{public Access_token(){////TODO:用于验证Access_token是否过期实体//}string _access_token;string _expires_in;/// <summary>/// 获取到的凭证/// </summary>public string access_token{get { return _access_token; }set { _access_token = value; }}/// <summary>/// 凭证有效时间，单位：秒/// </summary>public string expires_in{get { return _expires_in; }set { _expires_in = value; }}}JsonHelper.ParseFromJson方法/// <summary> /// 将JSON对象转换为Model/// </summary> /// <typeparam name="T"></typeparam> /// <param name="szJson"></param> /// <returns></returns> public static T ParseFromJson<T>(string szJson){T obj = Activator.CreateInstance<T>();using (MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(szJson))){DataContractJsonSerializer serializer = new DataContractJsonSerializer(obj.GetType());return (T)serializer.ReadObject(ms);}}以上就是用.net开发微信如何获取AccessToken介绍的详细内容，更多请关注小潘博客其它相关文章！