package com.binbin.test;
public class SwitchVariable {
public static void main(String[] args) {
Data data = new Data();
data.m = 10;
data.n = 20;
System.out.println("m = " + data.m + ",n = " + data.n);
System.out.println("++++++++++没有交换之前+++++++++");
SwitchVariable sw = new SwitchVariable();
sw.swap(data);
System.out.println("m = " + data.m + ",n = " + data.n);
}
public void swap(Data d) {
int tmp = d.m;
d.m = d.n;
d.n = tmp;
}
}
class Data {
int m;
int n;
}
原创声明:本文系作者授权腾讯云开发者社区发表,未经许可,不得转载。
如有侵权,请联系 cloudcommunity@tencent.com 删除。
原创声明:本文系作者授权腾讯云开发者社区发表,未经许可,不得转载。
如有侵权,请联系 cloudcommunity@tencent.com 删除。