class MyAge    {        public int Age { get; set; }        public static implicit operator MyAge(int age)        {            return new MyAge() { Age = age };        }        public static explicit operator int(MyAge myAge)        {            return myAge.Age;        }    }

 

MyAge myAge=new MyAge(){Age = 20};            int i = (int)myAge;            MyAge myAge1 = i;