摘要：
class Jerry{int leg;Jerry(int n){leg=n;}void setLeg(int n){leg=n;}int getLeg(){return leg;}}class Tom{void f(Jerry mouse){mouse.setLeg(12);System.out.println("在执行方法f时，参数mouse修改了自己的leg的值");System.out.println("当前参数mouse的成员leg的值："+mouse.getLeg());mouse=null;}}public class Example4_8 阅读全文
摘要：
class Computer{double x,y;static double max(double a,double b){return a>b?a:b;}}class Example4_6{public static void main(String args[]){double max=Computer.max(12,45);System.out.println(max);}} 阅读全文