Get keys from HashMap in Java

Question

I have a Hashmap in Java like this:

private Map team1 = new HashMap();

Then I fill it like th

Answer 1

If you just need something simple and more of a verification.

public String getKey(String key)
{
    if(map.containsKey(key)
    {
        return key;
    }
    return null;
}

Then you can search for any key.

System.out.println( "Does this key exist? : " + getKey("United") );