Answers for "how to declare integer arraylist in java"

integer arraylist

ArrayList<Integer> contractValue = new ArrayList<Integer>();

Posted by: Guest on November-23-2020

integer arraylist to int array

//only works in java 8 or later
list.stream().mapToInt(i -> i).toArray();

Posted by: Guest on July-12-2020

Code answers related to "how to declare integer arraylist in java"