/**
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("Vector does not contain 2 after index # 5");
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