java class numberformat
// Java Program to illustrate NumberFormat class use
import java.util.*;
import java.text.*;
class NumberFormatDemo {
public static void main(String[] args) {
double d = 123456.789;
NumberFormat nf = NumberFormat.getInstance(Locale.ITALY);
System.out.println("ITALY representation of " + d + " : "
+ nf.format(d));
}
}