Java Format - Java DecimalFormat(String pattern) Constructor


DecimalFormat(String pattern) constructor from DecimalFormat has the following syntax.

public DecimalFormat(String pattern)


In the following code shows how to use DecimalFormat.DecimalFormat(String pattern) constructor.

//ww w.  j a  v  a  2  s. c  om
import java.text.DecimalFormat;
import java.text.NumberFormat;

public class Main {
  public static void main(String[] argv) throws Exception {

    NumberFormat formatter = new DecimalFormat("0.00");
    String s = formatter.format(-.567); // -0.57

The code above generates the following result.