/*
0.0 formats as 000.00
1.0 formats as 001.00
3.142857142857143 formats as 003.1429
100.2345678 formats as 100.2346
*/
import java.text.NumberFormat;
public class MainClass {
public static void main(String[] av) {
double data[] = { 0, 1, 22d / 7, 100.2345678 };
NumberFormat form = NumberFormat.getInstance();
// Set it to look like 999.99[99]
form.setMinimumIntegerDigits(3);
form.setMinimumFractionDigits(2);
form.setMaximumFractionDigits(4);
// Now print using it.
for (int i = 0; i < data.length; i++)
System.out.println(data[i] + "\tformats as " + form.format(data[i]));
}
}