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LinkedHashSet isEmpty() method in Java

  • Last Updated : 25 Jan, 2021
Geek Week

The Java.util.LinkedHashSet.isEmpty() method is used to check if a LinkedHashSet is empty or not. It returns True if the LinkedHashSet is empty otherwise it returns False.



Parameters: This method does not take any parameter

Return Value: The function returns True if the set is empty else returns False.

Below program illustrate the Java.util.LinkedHashSet.isEmpty() method:  


// Java code to illustrate isEmpty()
import java.util.LinkedHashSet;
public class LinkedHashSetDemo {
    public static void main(String args[])
        // Creating an empty LinkedHashSet
        LinkedHashSet<String> set = new LinkedHashSet<String>();
        // Use add() method to add elements into the Set
        // Displaying the LinkedHashSet
        System.out.println("LinkedHashSet: " + set);
        // Check for the empty set
        System.out.println("Is the set empty: " + set.isEmpty());
        // Clearing the set using clear() method
        // Again Checking for the empty set
        System.out.println("Is the set empty: " + set.isEmpty());
LinkedHashSet: [Welcome, To, Geeks, 4]
Is the set empty: false
Is the set empty: true


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