// Creates and initializes a new integer Array
int[] intArray = new int[5] { 1, 2, 3, 4, 5 };
//same as
int[] intArray = new int[]{ 1, 2, 3, 4, 5 };
//same as
int[] intArray = { 1, 2, 3, 4, 5 };

//Arrays are zero-based
string[] stringArr = new string[5];
stringArr[0] = "string";