Here you can find the source of lastIndexOfIgnoreCase(String str, String searchStr, int startPos)
public static int lastIndexOfIgnoreCase(String str, String searchStr, int startPos)
//package com.java2s; /*/* www. ja v a 2 s . com*/ * Copyright 2003-2012 Yusuke Yamamoto * * 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 int lastIndexOfIgnoreCase(String str, String searchStr, int startPos) { for (int i = startPos; i >= 0; i--) { if (str.regionMatches(true, i, searchStr, 0, searchStr.length())) { return i; } } return -1; } }