Java Collection Tutorial - Java Hashtable .containsValue (Object value)


Hashtable.containsValue(Object value) has the following syntax.

public boolean containsValue(Object value)


In the following code shows how to use Hashtable.containsValue(Object value) method.

/*w  ww  .j a va  2  s. c o m*/
import java.util.Hashtable;

public class Main {
   public static void main(String args[]) {
      Hashtable<Integer, String> htable = new Hashtable<Integer, String>();

      // put values into the table
      htable.put(1, "A");
      htable.put(2, "B");
      htable.put(3, "C");
      htable.put(4, "from");

      // check if table contains value "C"
      boolean isavailable=htable.containsValue("C");

      // display search result
      System.out.println("Hash table contains value 'C': "+isavailable);      

The code above generates the following result.