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javaSE251223/day05/src/com/inmind/Demo07.java

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package com.inmind;
/*
基本数据类型作为方法参数的操作
断点break point
断点使用:在要调用的方法的第一行,点上断点
F8:向下执行一行代码
F7:进入方法中
shift+F8:跳出方法
注意:基本数据类型作为方法参数,是直接传递具体的值,它是不会影响原本方法中的变量的值的!!!!
*/
public class Demo07 {
public static void main(String[] args) {
int a = 10;
int b = 20;
//修改值
changeValue(a,b);
System.out.println(a);
System.out.println(b);
}
//方法
public static void changeValue(int a, int b) {
a = a+a;
b = b+b;
}
}