Java Data Type How to - Use java.text.NumberFormat to format a currency value

Question

We would like to know how to use java.text.NumberFormat to format a currency value.

Answer

import java.text.NumberFormat;
/*from w w w  .ja va2  s  .c  o m*/
public class Main {
  public static void main(String[] argv) throws Exception {

    NumberFormat nf = NumberFormat.getCurrencyInstance();

    System.out.println("currency format: " + nf.format(1234.56) + " "
        + nf.format(-1234.56));
  }
}

The code above generates the following result.