public class user...{public string FirstName ...{ get; set; }public string LastName ...{ get; set; }public intAge ...{ get; set; }private int test01 = 25;internal int test02;}class Program...{static void Main(string[] args)...{user person = new user ...{ FirstName = "Scott", LastName = "Guthrie", test02 = 56, };Console.WriteLine(person.test02);Console.WriteLine(person.Age);Console.ReadLine();}} • 可以和构造函数一起使用• 允许部分赋值• 允许给internal成员赋值• 构造函数比对象初始化器先执行