Breaking News: Grepper is joining You.com. Read the official announcement!

Java Add elements to a HashMap

Add Answer

SAMER SAEID answered on July 5, 2020 Popularity 10/10 Helpfulness 2/10

answer Java Add elements to a HashMap

related java add element to map

related Java Hashmap Add Elements

related Add Elements in java map

Java Add elements to a HashMap

Comment

import java.util.HashMap;

class Main {
  public static void main(String[] args) {

    // create a hashmap
    HashMap<String, Integer> numbers = new HashMap<>();

    System.out.println("Initial HashMap: " + numbers);
    // put() method to add elements
    numbers.put("One", 1);
    numbers.put("Two", 2);
    numbers.put("Three", 3);
    System.out.println("HashMap after put(): " + numbers);
  }
}

Popularity 10/10 Helpfulness 2/10 Language java

Source: Grepper

Tags: add elements hashmap java

Link to this answer
Share Copy Link

Contributed on May 25 2022

SAMER SAEID

0 Answers Avg Quality 2/10

Closely Related Answers

java add element to map

Comment

map.put(key, Object);
//exemple:
Map<String, String> map = new HashMap<String, String>();
map.put("mykey", "myvalue");

Popularity 10/10 Helpfulness 3/10 Language java

Source: Grepper

Tags: java

Link to this answer
Share Copy Link

Contributed on Jul 05 2020

0 Answers Avg Quality 2/10

Java Hashmap Add Elements

Comment

import java.util.*;  
public class hashmapeg3{  
 public static void main(String args[]){  
   HashMap<Integer,String> map=new HashMap<Integer,String>();//Creating HashMap    
   
   System.out.println("Initial HashMap: " + map);
   
   map.put(1,"Cat");  //Put elements in Map  
   map.put(2,"Dog");    
   map.put(3,"Markhor");   
   map.put(4,"Peacock");   
       
   System.out.println("HashMap after put(): ");  
   for(Map.Entry m : map.entrySet()){    
    System.out.println(m.getKey()+" "+m.getValue());    
   }  
}  
}

Popularity 10/10 Helpfulness 3/10 Language java

Source: softhunt.net

Tags: add

Link to this answer
Share Copy Link

Contributed on May 10 2022

Outrageous Ostrich

0 Answers Avg Quality 2/10

Add Elements in java map

Comment

// Java program to demonstrate
// the working of Map interface

import java.util.*;
class Main {
	public static void main(String args[])
	{
		// Default Initialization of a
		// Map
		Map<Integer, String> hashmap1 = new HashMap<>();

		// Initialization of a Map
		// using Generics
		Map<Integer, String> hashmap2= new HashMap<Integer, String>();

		// Inserting the Elements
		hashmap1.put(1, "Apple");
		hashmap1.put(2, "Banana");
		hashmap1.put(3, "Mango");

		hashmap2.put(new Integer(1), "Mango");
		hashmap2.put(new Integer(2), "Apple");
		hashmap2.put(new Integer(3), "Banana");

		System.out.println(hashmap1 +"\n");
		System.out.println(hashmap2);
	}
}

Popularity 10/10 Helpfulness 2/10 Language java

Source: softhunt.net

Tags: add

Link to this answer
Share Copy Link

Contributed on May 14 2022

Outrageous Ostrich

0 Answers Avg Quality 2/10

Java Add elements to a HashMap

Contents

More Related Answers

Java Add elements to a HashMap

Closely Related Answers

java add element to map

Java Hashmap Add Elements

Add Elements in java map

Grepper

Documentation

Social

Legal

Contact

Oops, You will need to install Grepper and log-in to perform this action.