Java Collections emptyList() Method with Example

Collections Class emptyList() method: Here, we are going to learn about the emptyList() method of Collections Class with its syntax and example.
Submitted by Preeti Jain, on February 03, 2020

Collections Class emptyList() method

emptyList() method is available in java.util package.
emptyList() method is used to returns the immutable empty list.
emptyList() method is a static method, so it is accessible with the class name and if we try to access the method with the class object then we will not get an error.
emptyList() method does not throw an exception at the time of returning an empty list.

Syntax:

    public static final List emptyList();

Parameter(s):

It does not accept any parameter.

Return value:

The return type of this method is List, it returns an immutable blank list.

Example:

// Java program is to demonstrate the example
// of List emptyList() of Collections

import java.util.*;

public class EmptyList {
    public static void main(String args[]) {
        // By using emptyList() method is 
        // to get a empty list
        List < Integer > list = Collections.emptyList();

        // Display Empty List
        System.out.println("list: " + list);
    }
}

Output

list: []

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