package com.io; import java.io.BufferedWriter; import java.io.FileWriter; import java.io.IOException; /** * 字符输出流<br> * FileWriter extends OutputStreamWriter * * @author 刘 军 * */ public class FileWriterTest { public static void main(String[] args) { BufferedWriter w = null; try { w = new BufferedWriter(new FileWriter("G:/root/unicode.dat")); for (int c = 0; c <= 65535; c++) { w.write(c); } w.close(); } catch (IOException e1) { e1.printStackTrace(); System.out.println("文件写入错误"); System.exit(-1); } } }