file8.java

《Java编程基础、应用与实例》 源文件下载

import java.io.*;
public class File8{
  public static void main(String[] args) throws Exception{
    File f=new File("c:\\措巩磊.txt");
    FileOutputStream fos=new FileOutputStream(f);
    FilterOutputStream filter=new FilterOutputStream(fos);
    for(int i='A'; i<='Z';i++)
      filter.write(i);
    filter.close();
  }
}