VB .NET Language in a Nutshell

Name

Enum Statement

Syntax

accessmodifier Enum name [As type]
   membername [= constantexpression]
   membername [= constantexpression]
   ...
End Enum

accessmodifier

Use: Optional

Type: Keyword

The possible values of accessmodifier are Public, Private, Friend, Protected, or Protected Friend. For more information, see Section 3.7 in Chapter 3.

name

Use: Required

Type: String literal

The name of the enumerated data type.

membername

Use: Required

Type: String literal

The name of a member of the enumerated data type.

constantexpression

Use: Optional

Data Type: Long

The value to be assigned to membername.

type

Use: Optional

Type: Keyword

The data type of the enumeration. All enumerated members must be integers; possible values are Byte, Short, Integer, and Long.

Description

Defines an enumerated data type. All of the values of the data type are defined by the instances of membername.

Rules at a Glance

• The Enum statement can only appear at module level, in the declarations section of a form, code module, or class module.

• Access rules for Enums are the same as for variables and constants. In particular, the optional accessmodifier can be any one of the following: Public, Private, Protected, Friend, or Protected Friend. The following table describes the effects of the various access modifiers:

	Direct access scope	Class/object access scope
Private	Declaring class	Declaring class
Protected	All derived classes	Declaring class
Friend	Derived in-project classes	Declaring project
Protected Friend