Java HashSet.add(E e)
Syntax
HashSet.add(E e) has the following syntax.
public boolean add(E e)
Example
In the following code shows how to use HashSet.add(E e) method.
/* w ww . j a v a2s . c o m*/
import java.util.HashSet;
public class Main {
public static void main(String args[]) {
HashSet<String> newset = new HashSet <String> ();
// populate hash set
newset.add("Learning");
newset.add("from");
newset.add("java2s.com");
// checking elements in hash set
System.out.println("Hash set values: "+ newset);
}
}
The code above generates the following result.
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