Here you can find the source of ltrim(String orig)
Trim the left spacing off of a String.
| Parameter | Description |
|---|---|
| orig | <code>String</code> to rtrim. |
String - orig with no left spaces
public static String ltrim(String orig)
//package com.java2s; /*// w ww .j a va2 s . c o m * ==================================================================== * Copyright (c) 1995-1999 Purple Technology, Inc. All rights * reserved. * * PLAIN LANGUAGE LICENSE: Do whatever you like with this code, free * of charge, just give credit where credit is due. If you improve it, * please send your improvements to alex@purpletech.com. Check * http://www.purpletech.com/code/ for the latest version and news. * * LEGAL LANGUAGE LICENSE: Redistribution and use in source and binary * forms, with or without modification, are permitted provided that * the following conditions are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials provided * with the distribution. * * 3. The names of the authors and the names "Purple Technology," * "Purple Server" and "Purple Chat" must not be used to endorse or * promote products derived from this software without prior written * permission. For written permission, please contact * server@purpletech.com. * * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND PURPLE TECHNOLOGY ``AS * IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * AUTHORS OR PURPLE TECHNOLOGY BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. * * ==================================================================== * **/ public class Main { /** * <p> * Trim the left spacing off of a <code>String</code>. * </p> * * @param orig <code>String</code> to rtrim. * @return <code>String</code> - orig with no left spaces */ public static String ltrim(String orig) { int len = orig.length(); int st = 0; int off = 0; char[] val = orig.toCharArray(); while ((st < len) && (val[off + st] <= ' ')) { st++; } return ((st > 0) || (len < orig.length())) ? orig.substring(st, len) : orig; } }