静态方法和非静态方法有什么区别?
代码1
public class A {
static int add(int i, int j) {
return(i + j);
}}public class B extends A {
public static void main(String args[]) {
short s = 9;
System.out.println(add(s, 6));
}}代码2
public class A {
int add(int i, int j) {
return(i + j);
}}public class B extends A {
public static void main(String args[]) {
A a = new A();
short s = 9;
System.out.println(a.add(s, 6));
}}15
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