Góc học tập
17/01/2019 11:10:12 PM

Minh họa cấu trúc lệnh xử lý file trong Ngôn ngữ lập trình Java

package fileProcess4;

import java.io.*;

public class demo {

            private static BufferedReader br;

 

            public static void main(String[] args) throws IOException {

                        File f = new File("D:\\test1.txt");

                        FileWriter fw = null;

                        try{

                                    fw = new FileWriter(f);

                                    fw.write("Truong Dinh Huy\n");

                                    fw.write("Khoa DTQT");

                                    System.out.println("OK!");

                        }catch(IOException e){

                                    e.printStackTrace();

                        }

                        finally{

                                    fw.close();

                        }         

                        BufferedReader br = null;

                        try{

                                    FileReader fr = new FileReader("D:\\test1.txt");

                                    br = new BufferedReader(fr);

                                    String s;

                                    while((s = br.readLine()) !=null){

                                                System.out.println(s);

                                    }

                        }catch(IOException e){

                                    e.printStackTrace();

                        }

                        br.close();

            }

}

Trương Đình Huy