ChangeElementsOfHashMap

// Java program to change
// elements of HashMap
 
import java.io.*;
import java.util.*;
class ChangeElementsOfHashMap {
    public static void main(String args[])
    {
 
        // Initialization of a HashMap
        HashMap<Integer, String> hm
            = new HashMap<Integer, String>();
 
        // Change Value using put method
        hm.put(1, "Geeks");
        hm.put(2, "Geeks");
        hm.put(3, "Geeks");
 
        System.out.println("Initial Map " + hm);
 
        hm.put(2, "For");
 
        System.out.println("Updated Map " + hm);
    }
}

Source: geeksforgeeks.org

Similar codes

0 vote244 views1 answer
Android studio space
Java
1 vote306 views2 answers
Android java log
Java
0 vote251 views1 answer
Android tab theme
Java
3 votes253 views1 answer
Float random class java
Java
1 vote255 views1 answer
Spigot API inventory close
Java
0 vote273 views1 answer
Labeled statement in java ex
Java
0 vote282 views1 answer
SpringBootStarter maven dependency
Java
0 vote267 views1 answer
Spigot check if inventory is empty
Java
1 vote251 views1 answer
Java ip regex pattern
Java
-1 vote283 views1 answer
Schantalgebra
Java