Here you can find the source of titleCase(String str)
public static String titleCase(String str)
//package com.java2s; /*/*from w w w .j a v a 2s . c om*/ * Copyright (C) 2010 sk89q <http://www.sk89q.com> and contributors * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ public class Main { public static String titleCase(String str) { StringBuilder ret = new StringBuilder(); boolean st = true; for (char c : str.toLowerCase().toCharArray()) { if (st) { ret.append(Character.toTitleCase(c)); } else { ret.append(c); } st = c == ' '; } return ret.toString(); } }