import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.Reader;
/**
* @author Administrator
*
*/
public class Test5 {
/**带缓冲区的 读取
* @param args
* @throws Exception
*/
public static void main(String[] args) throws Exception {
Reader reader=new FileReader("e:/s2226.txt");
BufferedReader br=new BufferedReader(reader);
String str;
while ((str=br.readLine())!=null) {
System.out.println(str);
}
br.close();
reader.close();
}
}
/**
*
*/
package cn.hello.io;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileWriter;
import java.io.IOException;
import java.io.Writer;
/**
* @author Administrator
*
*/
public class Test6 {
/**带缓冲区的 写入
* @param args
* @throws Exception
*/
public static void main(String[] args) throws Exception {
Writer writer=new FileWriter("e:/s2226.txt");
BufferedWriter bw=new BufferedWriter(writer);
String str="你好吗！！！";
bw.write(str);
bw.close();
writer.close();
System.out.println("ok");
}
}
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