Java tutorial
//package com.java2s; /** * Copyright 2009 Welocalize, Inc. * * 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 { /** * check if the first String contains the second one (ignore case). * @param s1 full String * @param len1 maximum position in String * @param s2 String to search for * @return true if s1 contains s2 in the range 0-len1 */ static boolean wsubstrncase(String s1, int len1, String s2) { return wsubstrn(s1.toLowerCase(), len1, s2.toLowerCase()); } /** * check if the first String contains the second one. * @param s1 full String * @param len1 maximum position in String * @param s2 String to search for * @return true if s1 contains s2 in the range 0-len1 */ static boolean wsubstrn(String s1, int len1, String s2) { int searchIndex = s1.indexOf(s2); return searchIndex > -1 && searchIndex <= len1; } }