Showing posts with label vector reverse. Show all posts
Showing posts with label vector reverse. Show all posts

Monday, 25 May 2015

Reverse order of all elements of Vector

import java.util.Collections;
import java.util.Vector;

public class ReverseAllelement {

    public static void main(String[] args) {
      
        Vector<String> vector = new Vector<String>();
        //add element in vector
        vector.add("cricket");
        vector.add("hockey");
        vector.add("football");
        vector.add("tennish");
      
        // print vector
        System.out.println("Before reverse Vector = "+vector);
      
        /*
         * Reverses the order of the elements in the
         * specified list. This method runs in linear time.
         */
        Collections.reverse(vector);
      
      System.out.println("After reverse Vector = "+vector);
               
    }
}


Output:

Before reverse Vector = [cricket, hockey, football, tennish]

After reverse Vector = [tennish, football, hockey, cricket]