Hashtable forEach(BiConsumer) in Java

forEach(BiConsumer): This method is available in java.util.Hashtable class of Java.

Syntax:

void java.util.Hashtable.forEach(BiConsumer<? super K, ? super V> action)

This method takes one argument. This method performs the given action for each entry in this map until all entries have been processed or the action throws an exception.

Parameters: One parameter is required for this method.

action: The action to be performed for each entry.

Returns: NA

Exceptions: NA

Approach

Java

import java.util.Hashtable;

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

        hashtable.put("Hello", 1);
        hashtable.put("World", 2);

        hashtable.forEach((k, v) -> 
                      System.out.println(k + "==" + v));

    }
}

Output:

Hello==1

World==2