从位置开始返回数组a中属于数组b元素的元素的计数。

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//package com.nowjava;


public class Main {
/** from 
NowJava.com - 时  代  Java**/

    public static void main(String[] argv) throws Exception {

        byte[] arra = new byte[] { 34, 35, 36, 37, 37, 37, 67, 68, 69 };

        int start = 2;

        byte[] arrb = new byte[] { 34, 35, 36, 37, 37, 37, 67, 68, 69 };

        System.out.println(countStartElementsAt(arra, start, arrb));

    }


    /**

     * Returns the count of elements in arra from position start that are

     * among the elements of arrb. Stops at any element not in arrb.

     */

    public static int countStartElementsAt(byte[] arra, int start,

            byte[] arrb) {


        int k = 0;


        mainloop: