Here you can find the source of formatFloat(float number)
public static final String formatFloat(float number)
//package com.java2s; /*//w w w. ja va 2 s. c om * JEF - Copyright 2009-2010 Jiyi (mr.jiyi@gmail.com) * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import java.text.DecimalFormat; public class Main { private static DecimalFormat floatFormat = new DecimalFormat("#0.00"); public static final String formatFloat(float number) { return floatFormat.format(number); } }