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4.2 Reference types

Visual Studio .NET 2003

A reference type is a class type, an interface type, an array type, or a delegate type.

reference-type:
class-type
interface-type
array-type
delegate-type
class-type:
type-name
object
string
interface-type:
type-name
array-type:
non-array-type   rank-specifiers
non-array-type:
type
rank-specifiers:
rank-specifier
rank-specifiers   rank-specifier
rank-specifier:
[   dim-separatorsopt   ]
dim-separators:
,
dim-separators   ,
delegate-type:
type-name

A reference type value is a reference to an instance of the type, the latter known as an object. The special value null is compatible with all reference types and indicates the absence of an instance.

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