首先引入强大的Newtonsoft.Json
json字符装对象
var token= JObject.Parse(data);
var SignToken = token["SignToken"].ToString();
json对象转字符
JsonConvert.SerializeObject(product)
/// <summary>
/// 把json字符串转成对象
/// </summary>
/// <typeparam name="T">对象</typeparam>
/// <param name="data">json字符串</param>
public static T Deserialize<T>(string data)
{
System.Web.Script.Serialization.JavaScriptSerializer json = new
System.Web.Script.Serialization.JavaScriptSerializer();
return json.Deserialize<T>(data);
}