Java Examples - Vector Binary

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Problem Description:

How to execute binary search on a vector ?

Solution:

Following example how to execute binary search on a vector with the help of v.add() method of Vector class and sort.Collection() method of Collection class.

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

public class Main {
   public static void main(String[] args) {
      Vector v = new Vector();
      v.add("X");
      v.add("M");
      v.add("D");
      v.add("A");
      v.add("O");
      Collections.sort(v);
      System.out.println(v);
      int index = Collections.binarySearch(v, "D");
      System.out.println("Element found at : " + index);
   }
}

Result:

The above code sample will produce the following result.

[A, D, M, O, X]
Element found at : 1


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