【Java开源代码栏目提醒】:以下是网学会员为您推荐的Java开源代码-trySwap.java,希望本篇文章对您学习有所帮助。
public class trySwap{
//企图交换a和b的值
public void swap(onlyTest a, onlyTest b){
onlyTest temp;
temp = a;
a = b;
b = temp;
}
//测试能否交换实参的值
public void showDiffer(){
onlyTest ox = new onlyTest(); //创建两个对象
onlyTest oy = new onlyTest();
ox.setX(100);
oy.setX(200);
System.out.println("调用swap()方法之前的值:");
System.out.println(" ox.x = " + ox.getX() + ", oy.x = " + oy.getX());
//测试是否能交换ox和oy的值
swap(ox,oy);
System.out.println("调用swap()方法之后的值:");
System.out.println(" ox.x = " + ox.getX() + ", oy.x = " + oy.getX());
}
public static void main(String args[]){
trySwap va = new trySwap();
va.showDiffer();
}
}
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