Question

How to copy all elements of LinkedHashSet to an Object Array 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"));

        Object[] o = lHashSet.toArray();
   
        for (int i = 0; i < o.length ; i++)
            System.out.println(o[i]);
  }
}
  
/*
run:

1
2
3
4
5

*/

 

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Answer 2

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"));

        Object[] o = lHashSet.toArray();
   
        for (Object o1 : o) 
            System.out.println(o1);
  }
}
  
/*
run:

1
2
3
4
5

*/

 

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