o que é hashset java code example
Example: hashset in java
// java hashmap example
import java.util.HashMap;
public class HashMapExample
{
public static void main(String[] args)
{
HashMap<Integer, String> hm = new HashMap<Integer, String>();
// add elements
hm.put(10,"Apple");
hm.put(20,"Banana");
hm.put(30,"Cherry");
hm.put(40,"Dragonfruit");
// print HashMap elements
System.out.println("HashMap elements: " + hm);
}
}