方法的重载

 1 package method;
 2 
 3 public class Demo02 {
 4     public static void main(String[] args) {
 5         double max = max(20, 10);
 6         System.out.println(max);
 7     }
 8     //比大小方法(int2)
 9     public static int max(int num1,int num2){
10         int result = 0 ;
11         if (num1 == num2){
12             System.out.println("num1==num2");
13             return 0;//终止方法
14         }
15 
16         if (num1 > num2) result = num1;
17         else {
18             result = num2;
19         }
20         return result;
21     }
22     //比大小方法(double)
23     public static double max(double num1,double num2){
24         double result = 0 ;
25         if (num1 == num2){
26             System.out.println("num1==num2");
27             return 0;//终止方法
28         }
29 
30         if (num1 > num2) result = num1;
31         else {
32             result = num2;
33         }
34         return result;
35     }
36     //比大小方法(int3)
37     public static int max(int num1,int num2,int num3){
38         int result = 0 ;
39         if (num1 == num2){
40             System.out.println("num1==num2");
41             return 0;//终止方法
42         }
43 
44         if (num1 > num2) result = num1;
45         else {
46             result = num2;
47         }
48         return result;
49     }
50 }
posted on 2022-07-23 08:58 一枚努力学习的小白阅读(28) 评论(0) 收藏举报