Write to a CSV file in java Tutorial with examples

A csv file is a simple text file containing text data, separated with a white space or a comma.

How to Write to a csv file in Java

we just need to write values seperated by comma to the file line by line. Below is the java code to write values to csv file.

import java.io.FileWriter;
import java.io.IOException;
 
public class WriteCSV
{
   public void generateCsvFile(String outPutFile)
   {
        try
        {
            FileWriter writer = new FileWriter(outPutFile);
            writer.append("BNP_BOND_1234");
            writer.append(",");
            writer.append("BNP Flexi Bond");
            writer.append(",");
            writer.append("50");
            writer.append("\n");
            
            writer.append("FIS_MF_4567");
            writer.append(",");
            writer.append("FIS Super Saver Fund");
            writer.append(",");
            writer.append("110");
            writer.append("\n");
            
            writer.append("BIRLA_MF_2789");
            writer.append(",");
            writer.append("BIRLA Mutual Fund");
            writer.append(",");
            writer.append("180");
            writer.append("\n");
            //generate whatever data you want 
            writer.flush();
            writer.close();
        }
        catch(IOException e)
        {
             e.printStackTrace();
        } 
    }
   
   public static void main(String args[]){
           String outPutFile = "D:/Assignment/ProductList.csv";
           WriteCSV writer=new WriteCSV();
           writer.generateCsvFile(outPutFile);
   }
}

Output

Above program will create a csv file with following values

BNP_BOND_1234,BNP Flexi Bond,50

FIS_MF_4567,FIS Super Saver Fund,110

BIRLA_MF_2789,BIRLA Mutual Fund,180

NEXT READ Read and Parse a CSV file in java.

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Source:http://www.tutorialsdesk.com/2014/10/write-to-csv-file-in-java-tutorial-with.html