class Myclass { public void fun() {Console.WriteLine("无参数");} public void fun(int a) {Console.WriteLine("有一个整形的参数");} }
B.
class Myclass { public int a public void fun() {Console.WriteLine("无参数");} } class Myclass1 { public void fun(int a) {Console.WriteLine("有一个整形的参数");} }
C.
class Myclass { public int a public void fun() {Console.WriteLine("无参数");} public void Fun(int a) {Console.WriteLine("有一个整形的参数");} }