In this java code, you will see how to create a empty HashMap in java.

How to create a empty HashMap in java.

In this example, you will see how to create a empty hash map in java. The HashMap is a class. It provides different constructor. The HashMap() is a constructor of it. This constructor can create a empty hash map. The put() of HashMap class is used for adding value in map.

import java.util.HashMap;
public class SimpleHashMap {

public static void main(String[] args) {		
	// create a empty hash map in java
	HashMap objHashMap=new HashMap();
	//Put Element into hash map
	objHashMap.put(1,"Bharat");
	objHashMap.put(4,"Vinay");
	objHashMap.put(3,"Samar");
	objHashMap.put(8,"Gyan");
	objHashMap.put(6,"Birjesh");
	System.out.println("Display the element HashMap..");
	System.out.println(objHashMap);
	}
}

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