java语言基础
- 重载:同名不同参,与返回类型无关
public class test_for_one {
public static void main(String[] args) {
System.out.println(sum(5,6));
System.out.println(sum(5,6,7));
}
public static int sum(int a, int b) {
return a+b;
}
public static int sum(int a, int b, int c) {
return a+b+c;
}
}