Search an element of Java Vector
import java.util.Vector; public class Main { public static void main(String[] args) { Vector<String> v = new Vector<String>(); v.add("1"); v.add("2"); v.add("3"); v.add("4"); v.add("5"); v.add("1"); v.add("2"); System.out.println(v.contains("3")); System.out.println(v.indexOf("5")); System.out.println(v.lastIndexOf("2")); } }