VIP25/01-JavaSe/day09/src/com/lovecoding/oop01/Test04Method.java

package com.lovecoding.oop01;



/**
 * ClassName: Test01Method
 * Package: com.lovecoding.oop01
 * Description:
 *
 * @Author 爱扣钉-陈晨
 * @Create 2023/6/11 9:25
 * @Version 1.0
 */
public class Test04Method {

    public static void main(String[] args) {

        Data d1 = new Data();
        d1.m = 10;
        d1.n = 20;

        System.out.println("m = " + d1.m + ", n = " + d1.n);
        //实现 换序
        Test04Method test = new Test04Method();
        test.swap(d1);

        System.out.println("m = " + d1.m + ", n = " + d1.n);

    }

    public void swap(Data data){
        int temp = data.m;
        data.m = data.n;
        data.n = temp;
    }

}
class Data{
    int m; //
    int n; //
}