1 using System; 2 using System.Collections.Generic; 3 using System.Linq; 4 using System.Text; 5 using System.Threading.Tasks; 6  7 namespace ConsoleApplication3 8 { 9     class Program10     {11         static void Main(string[] args)12         {13             string str = "上善若水";14 15             //现将字符串能转换成字节数组，UTF8格式的16             byte[] buffer = System.Text.Encoding.UTF8.GetBytes(str);17 18             string newStr = System.Text.Encoding.UTF8.GetString(buffer);19 20             Console.WriteLine(newStr);21             Console.ReadKey();22         }23     }24 }