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# Java LinkedList addLast() Method [ Java LinkedList](#) * * * The `addLast()` method is a commonly used method provided by the `LinkedList` class in Java, used to add elements at the end of the linked list. This method is particularly useful for implementing queue (FIFO) data structures. public void addLast(E e) ### Method Parameters | Parameter | Type | Description | | --- | --- | --- | | e | E | The element to be added to the end of the linked list | ### Return Value This method has no return value (`void` type). ### Method Characteristics 1. **Time Complexity**: O(1) - Because `LinkedList` maintains pointers to the head and tail nodes, elements can be added directly at the end 2. **Not Thread-Safe**: This method is not thread-safe; external synchronization is required if used in a multi-threaded environment 3. **Allows null Values**: `null` elements can be added to the linked list 4. **No Capacity Limit**: `LinkedList` has no capacity limit; elements can be added continuously until memory is exhausted * * * ## Usage Examples ### Basic Usage ## Example import java.util.LinkedList; public class LinkedListDemo { public static void main(String[] args){ // Create a LinkedList LinkedList fruits =new LinkedList(); // Use addLast() method to add elements fruits.addLast("Apple"); fruits.addLast("Ba