javaio-WriteStringToFile

package cn.yu.test.io;import java.io.DataOutputStream;import java.io.FileOutputStream;import java.io.FileWriter;import java.io.OutputStreamWriter;import java.io.PrintStream;import java.io.PrintWriter;import java.io.RandomAccessFile;/** * WriteStringToFile * @version 1.0 * @date 2010/5/10 **/public class WriteStringToFile {public static void main(String[] args) {try {String aString = "Hello你好";FileWriter fw = new FileWriter("c:/out.fw.txt");fw.write(aString);fw.close(); //默认gbk编码9字节////////////////////////////////////////////////////////////////////////////OutputStreamWriter osw = new OutputStreamWriter(new FileOutputStream("c:/out.osw.txt"),"UTF-8");osw.write(aString);osw.close(); //utf-8编码 11字节///////////////////////////////////////////////////////////DataOutputStream dos = new DataOutputStream(new FileOutputStream("c:/out.dos.txt"));dos.writeChars(aString);dos.close(); //14个字节, 每个字符用该字符2字节的unicode表示//////////////////////////////////////////////////////////////PrintStream ps = new PrintStream(new FileOutputStream("c:/out.ps.txt"));ps.print(aString);ps.close(); //默认gbk编码9字节//////////////////////////////////////////////PrintWriter pw = new PrintWriter(new FileOutputStream("c:/out.pw.txt"));pw.print(aString);pw.close(); //默认gbk编码9字节 ///////////////////////////////////////////////RandomAccessFile ra = new RandomAccessFile("c:/out.fa.txt", "rw");ra.writeUTF(aString); //ra.close(); //13个字节 ,前两个直接表示一个无符号整数,值是这个字符串的字符所需要的字节数////////////////////////////////////////////////RandomAccessFile ra2 = new RandomAccessFile("c:/out.fa2.txt", "rw");ra2.writeChars(aString);ra2.close(); //14个字节, 每个字符用该字符2字节的unicode表示} catch (Exception e) {e.printStackTrace();}}}