Java tutorial
//package com.java2s; /** * Title: efa - elektronisches Fahrtenbuch fr Ruderer * Copyright: Copyright (c) 2001-2011 by Nicolas Michael * Website: http://efa.nmichael.de/ * License: GNU General Public License v2 * * @author Nicolas Michael * @version 2 */ public class Main { public static String int2String(int i, int digits) { return int2String(i, digits, true); } public static String int2String(int i, int digits, boolean leadingZero) { StringBuilder s = new StringBuilder(digits); s.append(Integer.toString(i)); while (s.length() < digits) { s.insert(0, (leadingZero ? "0" : " ")); } return s.toString(); } }