Here you can find the source of capitalizeFirst(String rawStr)
public static String capitalizeFirst(String rawStr)
//package com.java2s; /*/*ww w .j a v a 2s . com*/ * This file is part of AtlasMapper server and clients. * * Copyright (C) 2011 Australian Institute of Marine Science * * Contact: Gael Lafond <g.lafond@aims.org.au> * * 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 capitalizeFirst(String rawStr) { String str = rawStr.trim(); char[] chars = str.toCharArray(); chars[0] = Character.toUpperCase(chars[0]); return String.valueOf(chars); } }