Open In App
Related Articles

List isEmpty() method in Java with Examples

Improve Article
Save Article
Like Article

The isEmpty() method of List interface in java is used to check if a list is empty or not. It returns true if the list contains no elements otherwise it returns false if the list contains any element.


boolean isEmpty()

Parameter: It does not accepts any parameter.

Returns: It returns True if the list has no elements else it returns false. The return type is of datatype boolean.

Error and Exceptions: This method has no error or exceptions.

Program to demonstrate working of isEmpty() in Java:

// Java code to demonstrate the working of
// isEmpty() method in List interface
import java.util.*;
public class GFG {
    public static void main(String[] args)
        // creating an Empty Integer List
        List<Integer> arr = new ArrayList<Integer>(10);
        // check if the list is empty or not
        // using isEmpty() function
        boolean ans = arr.isEmpty();
        if (ans == true)
            System.out.println("The List is empty");
            System.out.println("The List is not empty");
        // addition of a element to
        // the List
        // check if the list is empty or not
        // after adding an element
        ans = arr.isEmpty();
        if (ans == true)
            System.out.println("The List is empty");
            System.out.println("The List is not empty");


The List is empty
The List is not empty


Whether you're preparing for your first job interview or aiming to upskill in this ever-evolving tech landscape, GeeksforGeeks Courses are your key to success. We provide top-quality content at affordable prices, all geared towards accelerating your growth in a time-bound manner. Join the millions we've already empowered, and we're here to do the same for you. Don't miss out - check it out now!

Last Updated : 23 Aug, 2020
Like Article
Save Article
Similar Reads
Complete Tutorials