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How to create csv file in java using filewriter
Posted: Aug 17, 2016 10:19 AM
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Original Post: How to create csv file in java using filewriter
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We can create CSV file and fill some data in to it using java program. We can create CSV file and write data int to CSV file using java.io.FileWriter class. Creating object of java.io.FileWriter class by giving output filename. After creating object of java.io.FileWriter append data by calling append("data") method of FileWriter class object. Use append('\n'); for enter data in new row. Lets see a java example program on how to create csv file and write data in to it using FileWriter Class.
Program #1: Java program to create CSV file using FileWriter class package com.java.createcsvfile; import java.io.FileWriter; import java.io.IOException; public class CreateCsvFile { private static void generateCsvFile(String fileName) { FileWriter writer = null; try { writer = new FileWriter(fileName); writer.append("Name"); writer.append(','); writer.append("Number"); writer.append('\n'); writer.append("interview questions"); writer.append(','); writer.append("001"); writer.append('\n'); writer.append("interview programs"); writer.append(','); writer.append("002"); writer.append('\n'); System.out.println("CSV file is created..."); } catch (IOException e) { e.printStackTrace(); } finally { try { writer.flush(); writer.close(); } catch (IOException e) { e.printStackTrace();} } } public static void main(String[] args) { String location = "E:\\newCsvFile.csv"; generateCsvFile(location);} } Output:
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