Programming Microsoft® Visual C#® 2008: The Language

Arrays

An array is a collection of related types, and there are several ways to declare an array in MSIL. The underlying type of any array is always System.Array. With an array reference, you can call the methods and access the properties of System.Array.

Table 14-6 lists different syntax for defining an array.

Table 14-6. Syntax for defining arrays

Syntax	Description
type [] arrayname	Declares a one-dimensional array of an undetermined size.
type [,] arrayname	Declares a two-dimensional array of an undetermined size. You can expand the array beyond two dimensions by extending the comma-delimited list. For example, "type [,,,] arrayname"defines a four-dimensional array.
type [n] arrayname	Declares an array of n size.
type [m,n] arrayname	Declares an array ...