Java定义People类

Java定义People类，它具有以下成员变量：String name，int age，它有两个构造方法！

package testclass;public class PeopleClass {public static void main(String[] args) {// TODO Auto-generated method stubStudent s = new Student("s1");s.work();Teacher t = new Teacher("t1");t.work();}}class People{private String name;private Integer age=20;public People(String name, Integer age){System.out.println("A1");this.name = name;this.age = age;}public People(String name){System.out.println("A2");this.name = name;new People(name, age);}public void work(){System.out.println("A work");}}class Teacher extends People{public Teacher(String name){super(name);}public void work(){System.out.println("T are teach");}}class Student extends People{public Student(String name){super(name);}public void work(){System.out.println("Student are teach");}}

输出结果：

A2
A1
Student are teach
A2
A1
T are teach