day07/src/com/company/ExtendDemoTest1.java

package com.company;

/**
 * @author lbf
 * @date 2020/5/31 14:36
 */
public class ExtendDemoTest1 {
    public static void main(String[] args) {
        Teacher teacher = new Teacher();
        // 属性赋值
        teacher.name = "小明";
        //调用 printName方法
        teacher.printName();
        // 调用父类的方法
        teacher.work();
    }
}