Question

How to access a value in HashMap with Java

Answer 1

import java.util.HashMap;

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

        HashMap<Integer, String> hmap = new HashMap<Integer, String>();

        hmap.put(1, "Darth Vader");
        hmap.put(2, "Luke Skywalker");
        hmap.put(3, "Obi-Wan Kenobi");
        hmap.put(4, "Han Solo");

        System.out.println(hmap.get(3));
    }
}



/*
run:

Obi-Wan Kenobi

*/

 

70+ SQL courses for beginners and professionals