Java tutorial
//package com.java2s; import java.text.DecimalFormat; public class Main { public static String formatNumber2D(double value) { return formatNumber(value, "0.00"); } public static String formatNumber(double value, String format) { DecimalFormat decimalFormat = new DecimalFormat(format); return decimalFormat.format(value); } public static String formatNumber(double value) { return formatNumber(value, "0"); } }