test.java

来自「由浅入深的介绍JAVAse的基本编程思想」· Java 代码 · 共 16 行

public class Test{
	public void show(Person p){
		//---	
		System.out.println(p.getInfo());
	}	
	public static void main(String[] args){
		Test t = new Test();
		
		Person p = new Person();
		t.show(p);
		
		Student s = new Student();
		t.show(s);
	}
}