program10_4.java

《A first book of java》by Gary J.Bronson 北大出版社

public class Employees
{
  // class variable declaration section
  private static double taxRate = 0.0025;
  private int idNum;
  
  // class method definition section
  public Employees(int num)  // constructor
  {
    idNum = num;
  }
  public static void main(String[] args)
  {
    System.out.print("The tax rate is " + taxRate);
  }
}