import com.opencsv.CSVReader;
import com.opencsv.CSVWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
public class OpenCSVExample {
public static void main(String[] args) {
String csvFilePath = "path/to/csv/file.csv";
try (CSVReader reader = new CSVReader(new FileReader(csvFilePath))) {
String[] nextLine;
while ((nextLine = reader.readNext()) != null) {
for (String cell : nextLine) {
System.out.print(cell + "\t");
}
System.out.println();
}
} catch (IOException e) {
e.printStackTrace();
}
try (CSVWriter writer = new CSVWriter(new FileWriter(csvFilePath))) {
String[] record = {"John Doe", "john.doe@example.com", "1234567890"};
writer.writeNext(record);
String[] record2 = {"Jane Smith", "jane.smith@example.com", "9876543210"};
writer.writeNext(record2);
} catch (IOException e) {
e.printStackTrace();
}
}
}