45 lines
811 B
Java
45 lines
811 B
Java
package chapter4;
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class Animal {
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private String name;
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private int age;
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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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public int getAge() {
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return age;
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}
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public void setAge(int age) {
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this.age = age;
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}
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}
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// 定义 Dog 类继承 Animal 类
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class Dog extends Animal {
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private String color;
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public String getColor() {
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return color;
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}
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public void setColor(String color) {
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this.color = color;
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}
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}
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public class Example01 {
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public static void main(String[] args) {
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Dog dog = new Dog();
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dog.setName("牧羊犬");
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dog.setAge(3);
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System.out.println("名称：" + dog.getName() + "，年龄：" + dog.getAge());
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}
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}
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