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Fwmmmm-

#1 Created at ... [Delete] [Delete and Lock User] 
/** * Learn Java from https://www.liaoxuefeng.com/ *  * @author liaoxuefeng */public class Main {   public static void main(String[] args) {      // TODO: 给Person类增加一个静态字段count和静态方法getCount，统计实例的个数      Person p1 = new Person("小明");      System.out.println(Person.getCount()); // 1      Person p2 = new Person("小红");      System.out.println(Person.getCount()); // 2      Person p3 = new Person("小军");      System.out.println(Person.getCount()); // 3   }}

Fwmmmm-

#2 Created at ... [Delete] [Delete and Lock User] 
public class Person {   String name;   static int count;   public Person(String name)   {      this.name = name;      count++;   }   public static int getCount(){      return count;   }}
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