Flash cards
Review the key moves
1/4
Core idea
What is the main idea behind Java ArrayList subList() Method?
Lesson checks
Practice each idea before moving on
Short Mimo-style checks built from this lesson's code, terms, and sequence.
1Quick choice
Which statement best captures the main point of this lesson?
2Fill blank
Complete the missing token from the example code.
___ java.util.ArrayList;3Order
Put the learning moves in the order that makes the concept easiest to apply.
The subList() method returns a new list (referred to as a sublist ) which contains the items of the list between two indices.
Definition and Usage
Java ArrayList subList() Method
❮ ArrayList Methods
Example
import java.util.ArrayList;
public class Main {
public static void main(String[] args) {
ArrayList<String> cars = new ArrayList<String>();
cars.add("Volvo");
cars.add("BMW");
cars.add("Ford");
cars.add("Mazda");
System.out.println( cars.subList(1, 3) );
}
}Definition and Usage
The subList() method returns a new list (referred to as a sublist ) which contains the items of the list between two indices.
Note
The item at the last index is not included in the sublist.
Note
The sublist is a view of the original list, which means that changing the sublist also changes the original list.
Syntax
public List sublist(int
start , int
end )Parameter Values
| Parameter | Description |
|---|---|
| start | Required. The index where the sublist starts. |
| end | Required. The index where the sublist ends. The item at this position is not included in the sublist. |
Technical Details
| Returns: | A new List containing elements of the list. |
|---|---|
| Throws: | IndexOutOfBoundsException - If one of the indices is less than zero or greater than the size of the list. IllegalArgumentException - If end index is less than the start index. |