day10-对象的向上向下转型代码实现 · b9ea2c1322 - javaSE260715-new - Gitea: Git with a cup of tea

xx/javaSE260715-new

day10-对象的向上向下转型代码实现

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xuxin

2026-07-27 15:57:00 +08:00

parent 05adc05745

commit b9ea2c1322

5 changed files with 53 additions and 0 deletions

									
										day10/src/com/inmind/object_cast10/Animal.java
									
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				package com.inmind.object_cast10;

				public abstract class Animal {

				    public abstract void eat();

				}