Question

How to remove the last element from an ArrayList in Java

Answer 1

import java.util.ArrayList;
import java.util.Arrays;

public class Main {
    public static void main(String[] args) {
        ArrayList<String> arr = new ArrayList<>(Arrays.asList("C#", "Java", "C", "C++"));
        
        arr.remove(arr.size() - 1);
        
        System.out.println(String.join(", ", arr));
    }
}

   
/*
run:
   
C#, Java, C
   
*/

 

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