C#小白学习笔记（8）字符串处理3

class Program
    {
        static void Main(string[] args)
        {
            string str = string.Format("我叫{0},来自{1},现居住在{2}",
                       "小明","上海","重庆");
            Console.WriteLine(str);
            int age = 18;
            StringBuilder s = new StringBuilder(); //实例化对象
            s.Append("我叫小猪").Append("来自山东,").Append(age).Append("岁");
            Console.WriteLine(s);
            Console.ReadKey();
        }
    }

运行结果：