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Text lesson

getFirst()

Example

Retrieve the initial item from the list.

import java.util.LinkedList;

public class Main {

public static void main(String[] args) {

LinkedList<String> cars = new LinkedList<String>();

cars.add("Volvo");

cars.add("BMW");

cars.add("Ford");

cars.add("Mazda"); // Use getFirst() to get the first item in the list System.out.println(cars.getFirst());

}

}

Definition and Usage

The getFirst() method retrieves the first item in a list.

Tip: Employ the getLast() method to obtain the last item in a list.

Syntax

public T getFirst()

T refers to the data type of items in the list.

Parameters

None.

Technical Details

Returns:	The initial element in the list
Throws:	NoSuchElementException occurs if the list is empty.