string[] empty = new string[5]; var totalElements = empty.Count(); //5 string[] animals = { "Cat", "Alligator", "fox", "donkey", "Cat", "alligator" }; totalElements = animals.Count(); //6 int[] nums = { 1, 2, 3, 4, 3, 55, 23, 2, 5, 6, 2, 2 }; totalElements = nums.Count(); //12