Question

How to check if LinkedHashSet is empty in Java

Answer 1

package javaapplication1;

import java.util.LinkedHashSet;

public class JavaApplication1 {

    public static void main(String[] args) {

        LinkedHashSet lHashSet = new LinkedHashSet();

        lHashSet.add(new Integer("1"));
        lHashSet.add(new Integer("2"));
        lHashSet.add(new Integer("3"));
        lHashSet.add(new Integer("4"));
        lHashSet.add(new Integer("5"));

        lHashSet.clear();
        
        if (lHashSet.isEmpty())
            System.out.println("Empty");
        else
            System.out.println("Not Empty");
  }
}
  
/*
run:

Empty

*/

 

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