//Main_12_2_10
public static void Main_12_2_10()
{
//定义基元类型
var i = 100;
var str = "Hello, world.";
//定义数组类型
var arr = new[] { "小王", "张三", "李四" };
//定义自定义类型
var user = new User { Name = "小王", Age = 27 };
Console.WriteLine(i);
Console.WriteLine(str);
}
//Main_12_2_4
public static void Main_12_2_4()
{
var user = new User { Name = "小王", Age = 27 };
Console.WriteLine(user.isName("小佳"));
User user2 = new User { Name = "Emma", Age = 26 };
//调用扩展方法
user2.ShowInfo();
string str = "123abc";
//调用扩展方法
str.TellType();
//调用继承的扩展方法
str.ShowType();
}
//Main_12_2_1
public static void Main_12_2_1()
{
//2.0方式
User user = new User();
user.Name = "小王";
user.Age = 27;
//3.0方式
User user3_0 = new User { Age = 27, Name = "小王" };
//嵌套实现
User user3 = new User { Name = "小王", Age = 27, UserInfo = new UserInfo { PhoneNo = 123456789, Emal = "*****@*****.**", IsVIP = true } };
Console.WriteLine(user3.UserInfo.Emal);
}
