c# 調用接口返回json


 

需要命名空間

using System.Net;

using System.Net.Security

using System.Security.Cryptography.X509Certificates;

using System.Web.Script.Serialization;

using Newtonsoft.Json;

//來對遠程X.509證書的驗證進行處理防止出現未能為SSL/TLS 安全通道建立信任關系錯誤

public static class Util
{
  public static void SetCertificatePolicy()
  {
   ServicePointManager.ServerCertificateValidationCallback
    += RemoteCertificateValidate;
  }

  private static bool RemoteCertificateValidate(
  object sender, X509Certificate cert,
  X509Chain chain, SslPolicyErrors error)
 {
  System.Console.WriteLine("Warning, trust any certificate");
  return true;
 }
}

public string Token()
{
  string parameters = "acount=123&&pwd=456";//接口賬號密碼

  string url = String.Concat("https://api.ceshi/login.json?", parameters);//獲取Token的API地址

  Util.SetCertificatePolicy();//來對遠程X.509證書的驗證進行處理防止出現未能為SSL/TLS 安全通道建立信任關系

  HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);//創建request

  request.Method = "GET";//提交數據方式

  HttpWebResponse response = (HttpWebResponse)request.GetResponse();//發送目標請求

  string jsonString;//json字符串

  string token;//token

  using (Stream stream = response.GetResponseStream())
  {
    StreamReader reader = new StreamReader(stream, System.Text.Encoding.UTF8);
    jsonString = reader.ReadToEnd();//得到json字符串
    JavaScriptSerializer js = new JavaScriptSerializer();
    Test.info info = js.Deserialize<Test.info>(jsonString);// json格式實體 Deserialize<T>(String):將JSON字符串轉化為類型T。      將json字符串進行序列化為Test.info
    token = info.data.community_token;//得到token
 }

return token;
}


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