. Net automatically obtains the token,. net obtains the token,

. Net automatically obtains the token,. net obtains the token,

. NET automatically obtains the Token,

 

 

 

I will directly split it, followed by the complete code, which can be copied to your project,

This method is a bit stupid, but there is no problem

 

 

 

 

 

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Using System; using System. collections. generic; using System. IO; using System. linq; using System. net; using System. text; using System. web; using System. web. script. serialization; using WeChat. models;

Namespace WeChat. DAL {

Public class WeChatCommon {# region get Access_token

/// <Summary> /// Token /// </summary> private static string _ access_token {get; set ;}/// <summary> // time, used to determine whether the update is correct. // </summary> private static int _ datetime = 0;

/// <Summary> // Access_token, get one time per hour // </summary> private static string Access_token {get {// second Judgment prevents multiple requests if (_ datetime! = DateTime. now. hour) {_ datetime = DateTime. now. hour; if (GetAccess_token () return _ access_token; else return null;} else return _ access_token;} # endregion

# Region get Access_token /// <summary> /// return Access_token /// </summary> /// <returns> </returns> private static string ReturnAccess_token () {// the first judgment, refresh the Token every hour, here with the lock if (_ datetime! = DateTime. Now. Hour) {lock (Access_token) {return Access_token;} return _ access_token;

}

/// <Summary> /// get GetAccess_token /// </summary> /// <returns> Access_token </returns> private static bool GetAccess_token () {string Secret = ""; string APPID = ""; // url string uri = string. format (@ "https://api.weixin.qq.com/cgi-bin/token? Grant_type = client_credential & appid = {0} & secret = {1} ", APPID, Secret );

// Initialize http request HttpWebRequest request = HttpWebRequest. Create (uri) as HttpWebRequest; request. Method = "GET"; // request Method request. AllowAutoRedirect = false; // disable redirection

// Obtain the returned information using (WebResponse web = request. getResponse () {StreamReader reader = new StreamReader (web. getResponseStream (), Encoding. UTF8); string json = reader. readToEnd (); JavaScriptSerializer js = new JavaScriptSerializer (); Access_token access_token = js. deserialize <Access_token> (json );

If (access_token.errcode! = "41004" & access_token.errcode! = Null) {_ access_token = access_token.access_token; return true;} else return false;

}}

# Endregion }}

 

 

 

 

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