java向csv文件写入数据

import java.io.FileWriter;
import java.io.IOException;

public class CsvWriter {
    public static void main(String[] args) {
        String csvFile = "path/to/csv/file.csv";    //文件名
        String csvSplitBy = ",";                    //分割符，csv文件特有

        try (FileWriter fw = new FileWriter(csvFile)) {
            fw.append("Name");
            fw.append(csvSplitBy);
            fw.append("Age");
            fw.append(csvSplitBy);
            fw.append("Gender");
            fw.append('\n');

            fw.append("John Doe");
            fw.append(csvSplitBy);
            fw.append("35");
            fw.append(csvSplitBy);
            fw.append("Male");
            fw.append('\n');

            fw.append("Jane Smith");
            fw.append(csvSplitBy);
            fw.append("27");
            fw.append(csvSplitBy);
            fw.append("Female");
            fw.append('\n');
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}