Java优学网继承语法入门解析：轻松掌握面向对象编程核心概念

public class Animal {

protected String name;

public void eat() {
    System.out.println("动物在进食");
}

}

public class Dog extends Animal {

// Dog类自动继承了name属性和eat()方法
public void bark() {
    System.out.println(name + "在汪汪叫");
}

}

class Payment {

public void processPayment() {
    System.out.println("执行基础支付验证");
}

}

class WechatPayment extends Payment {

@Override
public void processPayment() {
    super.processPayment(); // 先调用父类验证逻辑
    System.out.println("执行微信支付特有逻辑");
}

}