download：22讲通关Go语言
package car;
public class Car {
String color;
int number;
void run(){
System.out.println(color+"::"+number);
}
}
class carDemo
{
public static void main(String[] args)
{
Car c = new Car();
show(c);
}
/*
* 封装功能
* Car c = new Car();
* Car c1 = new Car();
* */
public static void show(Car cc)
{
cc.color = "red";
cc.number = 4;
cc.run();
}
}
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