Here you can find the source of subString(String str, int offset, int leng)
public static String subString(String str, int offset, int leng)
//package com.java2s; /*/*w w w . ja va 2 s .c om*/ * ?????? : ???? ???? ??? ?? * ??? : MOB ??? ??? * * Copyright 2007 by Digital Solution Center, Samsung Electronics, Inc., * All rights reserved. * * This software is the confidential and proprietary information * of Samsung Electronics, Inc. ("Confidential Information"). You * shall not disclose such Confidential Information and shall use * it only in accordance with the terms of the license agreement * you entered into with Samsung. * * */ public class Main { public static String subString(String str, int offset, int leng) { return new String(str.getBytes(), (offset - 1), leng); } public static String subString(String str, int offset) { byte[] bytes = str.getBytes(); int size = bytes.length - (offset - 1); return new String(bytes, (offset - 1), size); } }