help.java

学生信息管理系统

package homework;
import homework.command;
///班级：信计 01-2班     学号：01012218     姓名：武冬生

/**
 * Title:
 * Description:
 * Copyright:    Copyright (c) 2004
 * Company:
 * @author
 * @version 1.0
 */

public class help  implements command
{
  public void execute()
  {
    System.out.println("p-----------print");
    System.out.println("a-----------add");
    System.out.println("m-----------max & min & average");
    System.out.println("d-----------delete");
    System.out.println("u-----------undo");
    System.out.println("r-----------redo");
    System.out.println("c-----------clear");
    System.out.println("f-----------find");
    System.out.println("q-----------quit");
  }
  public void undo()
  {
  }
  public void redo()
  {
  }
}