LinkedHashSet - isEmpty, size and clear methods program.
import java.util.LinkedHashSet;
import java.util.Set;
/**
* Copyright (c), AnkitMittal JavaMadeSoEasy.com
*/
public class LinkedHashSetExample {
public static void main(String args[]) {
// creates array with initial capacity of 10.
Set<String> linkedLinkedHashSet = new LinkedHashSet<String>();
System.out.println("--------add element ");
linkedLinkedHashSet.add("ankit");
linkedLinkedHashSet.add("mittal");
linkedLinkedHashSet.add("javaMadeSoEasy");
System.out.println("linkedLinkedHashSet = "+linkedLinkedHashSet);
System.out.println("linkedLinkedHashSet.isEmpty() = "+linkedLinkedHashSet.isEmpty());
System.out.println("\n--------clear list - remove all elements from set");
linkedLinkedHashSet.clear();
System.out.println("linkedLinkedHashSet.isEmpty() = "+linkedLinkedHashSet.isEmpty());
System.out.println("linkedLinkedHashSet = "+linkedLinkedHashSet);
}
}
/*OUTPUT
--------add element
linkedLinkedHashSet = [ankit, mittal, javaMadeSoEasy]
linkedLinkedHashSet.isEmpty() = false
--------clear list - remove all elements from set
linkedLinkedHashSet.isEmpty() = true
linkedLinkedHashSet = []
*/
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