c 23 length of array

1// declares a 1D Array of string. 
2string[] weekDays; 
3// allocating memory for days. 
4weekDays = new string[] {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
5// Display length of array.
6Console.Write(weekDays.Length);

1    public int[] number = new int[2 /* the number here declares the lenght, not the index*/ ];
2    int[1 /*this number here declares the index*/] = 69;

1int array[] array;
2int index;
3public void func(){
4 for(int i; i < array.Length;i++){
5  index++;
6 }
7  Console.Write(index);
8}

1int arraylenght = YourArray.Length;

1string[] arr = {"foo", "bar"}
2Console.WriteLine(arr.Length);
3// >> 2