package jp.co.jid.fileIO; import java.io.File; import java.io.FileWriter; import java.io.IOException; public class FileWriteSample { public static void main(String[] args) { File file = new File(System.getProperty("user.dir") + "\\resource\\output.txt"); FileWriter fileWriter = null; try { fileWriter = new FileWriter(file); } catch (IOException e) { e.printStackTrace(); } String[] datas = {"AAA", "BBB", "CCC", "DDD", "EEE"}; try { for (String data : datas) { fileWriter.write(data + "\n"); } } catch (IOException e) { e.printStackTrace(); } finally { try { fileWriter.close(); } catch (IOException e) { e.printStackTrace(); } } } }