使用java逐行读取文本文件？ [英] read textfile line by line using java?

问题描述

当我使用java获取文件的绝对路径时，如何逐行读取文本文件？

how can i read textfile line by line when i have the absolute path of the file using java?

推荐答案

希望帮助!!

Hope Helped !!

import java.io.*;
class FileRead 
{
 public static void main(String args[])
  {
  try{
  // Open the file that is the first 
  // command line parameter
  FileInputStream fstream = new FileInputStream("textfile.txt");
  // Get the object of DataInputStream
  DataInputStream in = new DataInputStream(fstream);
  BufferedReader br = new BufferedReader(new InputStreamReader(in));
  String strLine;
  //Read File Line By Line
  while ((strLine = br.readLine()) != null)   {
  // Print the content on the console
  System.out.println (strLine);
  }
  //Close the input stream
  in.close();
    }catch (Exception e){//Catch exception if any
  System.err.println("Error: " + e.getMessage());
  }
  }
}

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