Java tutorial
//package com.java2s; /* * 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 final int indexOfIgnoreCase(String[] array, String str) { if (array != null) { for (int i = 0; i < array.length; ++i) { String s = array[i]; if (s != null) { if (s.equalsIgnoreCase(str)) { return i; } } else if (str == null) { return i; } } } return -1; } }