Here you can find the source of leftTrim(String rawString)
public static String leftTrim(String rawString)
//package com.java2s; /*// ww w.j a va 2 s .c om * Copyright 2014 Igor Maznitsa (http://www.igormaznitsa.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. */ public class Main { public static String leftTrim(String rawString) { int firstNonSpace = 0; for (int i = 0; i < rawString.length(); i++) { final char ch = rawString.charAt(i); if (ch > 32) { break; } firstNonSpace++; } return rawString.substring(firstNonSpace); } }