package cn.happy4;
import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.io.Reader;
public class Day01 {
/**
* 1.1 带缓冲区 的读取
* BufferedReader
* @throws IOException
*/
public static void main(String[] args) throws IOException {
Reader reader=new FileReader("E:/S2226.txt");
BufferedReader br=new BufferedReader(reader);
String line ;
while((line= br.readLine())!=null){
System.out.println(line);
}
br.close();
reader.close();
}
}
package cn.happy4;
import java.io.BufferedWriter;
import java.io.FileWriter;
import java.io.IOException;
import java.io.Writer;
public class Day02 {
/**
* 1.2 BufferedWriter
* @throws IOException
*/
public static void main(String[] args) throws IOException {
Writer writer=new FileWriter("E:\\S2226.txt");
BufferedWriter bw=new BufferedWriter(writer);
String words="已经晚了";
bw.write(words);
//
bw.close();
writer.close();
}
}
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