C#超基础：静态成员变量

/// <summary>
/// 静态成员变量简单实例
/// </summary>
class Dog
{
    public static int count = 0;
    public Dog()
    {
        count++;
    }

}

 Console.WriteLine("当前狗的数量是{0}", Dog.count);
 Dog d1 = new Dog();
 Dog d2 = new Dog();
 Console.WriteLine("当前狗的数量是{0}", Dog.count);