Answers for "list of integers to array"

convert list of integer to array in java

List<Integer> al = new ArrayList<Integer>(); 
Integer[] arr = new Integer[al.size()]; 
arr = al.toArray(arr);

Posted by: Guest on May-22-2020

List of Integer to int array

int [] ints = list.stream().mapToInt(Integer::intValue).toArray();

Posted by: Guest on July-16-2021

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