文件读写小练习
import java.io.BufferedReader;import java.io.BufferedWriter;import java.io.File;import java.io.FileNotFoundException;import java.io.FileReader;import java.io.FileWriter;import java.io.IOException;public class buffererRead {/** * @param args * @throws FileNotFoundException */public static void main(String[] args) throws FileNotFoundException {// TODO Auto-generated method stubFile fir = new File("hello.txt");String str[] = { "我是", "时永杰", "计算机学院" };try {FileWriter witer = new FileWriter(fir);BufferedWriter bwiter = new BufferedWriter(witer);for (int i = 0; i < str.length; i++) {bwiter.write(str[i]);bwiter.newLine();}bwiter.close();witer.close();String readStr = null;FileReader read = new FileReader(fir);BufferedReader bread = new BufferedReader(read);while((readStr=bread.readLine())!= null){System.out.println(readStr);}} catch (IOException e) {// TODO Auto-generated catch blocke.printStackTrace();}}}