arraylist delete index java code example

Example 1: remove position of arraylist java

ArrayList.remove(a);

Example 2: ArrayList remove(int index) method in java

import java.util.ArrayList;
public class ArrayListRemoveIndexMethodExample
{
   public static void main(String[] args)
   {
      ArrayList<Integer> al = new ArrayList<Integer>(5);
      al.add(56);
      al.add(29);
      al.add(76);
      al.add(94);
      System.out.println("ArrayList size: " + al.size());
      for(Integer number : al)
      {
         System.out.println("Number: " + number);
      }
      // removing element at third position
      al.remove(2);
      System.out.println("ArrayList size after using remove(int index) method: " + al.size());
      // printing all elements in list
      for(Integer number : al)
      {
         System.out.println("Number: " + number);
      }
   }
}