Answers for "how to convert array list to integer in java"

list to int array in java 8

int[] array = list.stream().mapToInt(i->i).toArray();

Posted by: Guest on July-30-2020

java int array to Integer ArrayList

int[] ints = {1, 2, 3};
List<Integer> intList = new ArrayList<Integer>(ints.length);
for (int i : ints)
{
    intList.add(i);
}

Posted by: Guest on June-25-2021

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