static void Main(string[] args)
{
Animal obj = new Animal();//1、对象的诞生，通过Animal构造函数实例化一个对象
obj.Name = "二狗子";
PointEx pp = new PointEx();
pp.x = 1;
pp.y = 2;
TestStruct(pp, obj);
Console.WriteLine(pp.x);
Console.WriteLine(obj.Name);
Student stu = new Student();
stu.Name = "王富贵";
Console.WriteLine(stu.Version);
Student.ViewCount++;
Console.ReadKey();
}
private static void TestStruct(PointEx pp, Animal obj)
{
pp.x = 100;
obj.Name = "二哈";
}