How to make a List of integers in Java?

July 13, 2022

To make a List of integers in Java, do this: List.of(1, 2, 3).

Here's how you do it:

var list1 = java.util.List.of(1, 2, 3);
var list2 = java.util.List.of(100, 51, 77, -2);

System.out.println(list1); // [1, 2, 3]
System.out.println(list2); // [100, 51, 77, -2]