Insertion Sort in JavaScript

using System;

class InsertionSortExample {
    static void Main() {
        int[] numbers = { 99, 44, 6, 2, 1, 5, 63, 87, 283, 4, 0 };

        InsertionSort(numbers);

        Console.WriteLine("Sorted Array:");
        Console.WriteLine(string.Join(", ", numbers));
    }

    static void InsertionSort(int[] arr) {
        for (int i=0; i<arr.Length; i++)
        {
            
        }
    }
}