| 
 
| import java.io.FileWriter; import java.io.FileReader;
 import java.io.IOException;
 class Demo06
 {
 public static void main(String[] args)
 {
 FileWriter fw = null;
 char[] ch1 ={'a','v','d'} ;
 try{
 fw= new FileWriter("ccc.txt");
 fw.write("我是好人\r\n");
 //fw.write("\r\n");
 fw.write("但是我其实是坏人\r\n");
 fw.write(ch1);
 fw.flush();
 FileReader fr = new FileReader("ccc.txt");
 int ch = 0;
 while ((ch=fr.read())!=-1)
 {
 System.out.println(ch);
 }
 
 }catch(IOException e)
 {
 e.printStackTrace();
 }finally
 {
 if(fw!=null)
 {
 try{
 fw.close();
 }catch(IOException e){
 e.printStackTrace();
 }
 
 }
 }
 }
 }
 
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