使用index of（）从特定索引中搜索向量元素

/** 
来 自 
时代Java公众号 - N o w J a  v a . c o m
**/

import java.util.Vector;


public class Main {


  public static void main(String[] args) {


    Vector v = new Vector();


    v.add("1");

    v.add("2");

    v.add("3");

    v.add("4");

    v.add("5");

    v.add("1");

    v.add("2");


    int index = v.indexOf("1", 4);

    if (index == -1)

      System.out.println("Vector does not contain 1 after index # 4");

    else
    /**
    来 自 时代Java - N o w  J a v a . c o m
    **/

      System.out.println("Vector contains 1 after index # 4 at index #" + index);


    int lastIndex = v.lastIndexOf("2", 5);

    if (lastIndex == -1) {

      System.out.println(