testinit.java

新东方的

public class TestInit
{
	public static void main(String[] args)
	{
		System.out.println("------------------------------------");
		Teacher t1 = new Teacher();
		System.out.println("");
		
		System.out.println("------------------------------------");
		Teacher t2 = new Teacher("Tom");
		System.out.println("");
		
		System.out.println("------------------------------------");
		Teacher t3 = new Teacher("财务部",20);
		System.out.println("");
		
		System.out.println("------------------------------------");
		Teacher t4 = new Teacher(20);
	}	
}