Here you can find the source of lastIndexOf(String path, char ch)
public static int lastIndexOf(String path, char ch)
//package com.java2s; /**/*from www .java 2s .c o m*/ * Useful String utilities for common tasks * * @author Ken Partlow * @author John DeRegnaucourt (john@cedarsoftware.com) * <br> * Copyright (c) Cedar Software LLC * <br><br> * 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 * <br><br> * http://www.apache.org/licenses/LICENSE-2.0 * <br><br> * 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 lastIndexOf(String path, char ch) { if (path == null) { return -1; } return path.lastIndexOf(ch); } }