Java Array Has inArray(T el, T[] array)

Description

in Array

License

Apache License

Declaration

public static <T> boolean inArray(T el, T[] array) 

Method Source Code

//package com.java2s;
/*/*from w  w  w  .  j a  v a 2s .  com*/
 * Copyright (c) 2017 coodex.org (jujus.shen@126.com)
 *
 * 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 <T> boolean inArray(T el, T[] array) {
        //        boolean in = false;
        //        for (T t : array) {
        //            if ((el == t) || (t != null && t.equals(el))) {
        //                in = true;
        //                break;
        //            }
        //        }
        //        return in;
        return findInArray(el, array) >= 0;
    }

    public static <T> int findInArray(T el, T[] array) {
        //        boolean in = false;
        for (int i = 0; i < array.length; i++) {
            T t = array[i];
            if ((el == t) || (t != null && t.equals(el))) {
                return i;
                //                in = true;
                //                break;
            }
        }
        return -1;
    }
}

Related

1. inArray(String value, String[] s)
2. inArray(String value, String[] values)
3. inArray(String[] attributes, String attribute)
4. inArray(String[] delegableOperations, String operationId)
5. inArray(String[] haystack, String needle)
6. inArray(T needle, T[] hayshack)
7. inArray(T[] array, T element)