Java list remove after index

Java.util.ArrayList.remove[] Method

Description

The java.util.ArrayList.remove[int index] method removes the element at the specified position in this list. Shifts any subsequent elements to the left [subtracts one from their indices].

Declaration

Following is the declaration for java.util.ArrayList.remove[] method

public E remove[int index]

Parameters

index The index of the element to be removed .

Return Value

This method returns the element that was removed from the list .

Exception

IndexOutOfBoundsException if the index is out of range.

Example

The following example shows the usage of java.util.ArrayList.remove[index] method.

package com.tutorialspoint; import java.util.ArrayList; public class ArrayListDemo { public static void main[String[] args] { // create an empty array list with an initial capacity ArrayList arrlist = new ArrayList[5]; // use add[] method to add elements in the deque arrlist.add[20]; arrlist.add[15]; arrlist.add[30]; arrlist.add[45]; System.out.println["Size of list: " + arrlist.size[]]; // let us print all the elements available in list for [Integer number : arrlist] { System.out.println["Number = " + number]; } // Removes element at 3rd position arrlist.remove[2]; System.out.println["Now, Size of list: " + arrlist.size[]]; // let us print all the elements available in list for [Integer number : arrlist] { System.out.println["Number = " + number]; } } }

Let us compile and run the above program, this will produce the following result

Size of list: 4 Number = 20 Number = 15 Number = 30 Number = 45 Now, Size of list: 3 Number = 20 Number = 15 Number = 45 Page Not Found