writetextprices.java

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

import java.io.*;
public class WriteTextPrices
{
  public static void main(String[] args)
    throws java.io.IOException
  {
      // set up the basic output stream
    FileWriter fw = new FileWriter("prices.txt");
      // buffer it for faster output
    BufferedWriter bw = new BufferedWriter(fw);
      // this provides a set of useful methods
    PrintWriter pw = new PrintWriter(bw);
                                
    pw.println("Mats 39.95");
    pw.println("Bulbs 3.22");
    pw.println("Fuses 1.08");
   
    pw.close(); 
  }
}