Use LineNumberReader class to read file : LineNumberReader « File Input Output « Java






Use LineNumberReader class to read file

    
 
import java.io.File;
import java.io.FileReader;
import java.io.LineNumberReader;

public class Main {
  public static void main(String[] args) throws Exception {
    File file = new File("data.csv");
    FileReader fr = new FileReader(file);
    LineNumberReader lnr = new LineNumberReader(fr);
    // lnr.setLineNumber(400);
    String line = "";
    while ((line = lnr.readLine()) != null) {
      System.out.println("Line Number " + lnr.getLineNumber() + ": " + line);
    }
    fr.close();
    lnr.close();
  }
}

 

   
    
    
    
  








Related examples in the same category

1.Create LineNumberReader from FileReader
2.Using the LineNumberReader to read a text file line by line
3.Line Number IO
4.Split Lines
5.Convert lines into the canonical format, that is, terminate lines with the CRLF sequence.