package com.pp;
class Count{
private int serial;
static int counter=0;
Count(){
counter++;
serial=counter;
}
int getSerial(){
return serial;
}
int getCounter(){
return counter;
}
}
public class 例子 {
public static void main(String args[]){
Count c1=new Count();
Count c2=new Count();
System.out.println("c1的serial值:"+c1.getSerial() );
System.out.println("c1的count值:"+c1.getCounter() );
System.out.println("c2的serial值:"+c2.getSerial() );
System.out.println("c2的count值:"+c2.getCounter() );
}
}
c1的serial值:1
c1的count值:2
c2的serial值:2
c2的count值:2