java.util.Hashtable.hashCode() Method

Description

The hashCode() method is used to get the hash code value for this Map as per the definition in the Map interface.

Declaration

Following is the declaration for java.util.Hashtable.hashCode() method.

public int hashCode()

Parameters

• NA

Return Value

The method call returns a hash code value for this object.

Exception

• NA

Example

The following example shows the usage of java.util.Hashtable.hashCode()

package com.tutorialspoint;

import java.util.*;

public class HashTableDemo {
   public static void main(String args[]) {
      // create hash table 
      Hashtable htable1 = new Hashtable();      
      
      // put values in table
      htable1.put(1, "A");
      htable1.put(2, "B");
      htable1.put(3, "C");
      htable1.put(4, "D");
      
      // get the hash code value
      System.out.println("Hash code value is :"+htable1.hashCode()); 
   }    
}

Let us compile and run the above program, this will produce the following result.

Hash code value is :256