VBScript in a Nutshell

Name

Function Statement

Syntax

[Public [Default] | Private Function name [(arglist)] [( )] 
   [statements]
   [name = expression]
   [Exit Function] 
   [statements]
   [name = expression]
End Function

Public

Use: Optional

Type: Keyword

Gives the function scope through all procedures in all modules in the project. If used within a class construct, the function is also accessible from outside the project. Public and Private are mutually exclusive.

Default

Use: Optional

Type: Keyword

Defines a method as the default member of a class. It is valid only for a public function (i.e., one defined using the Public keyword) defined within a Class...End Class statement. Only one property or method in a class block can be defined as the default member of the class.

Private

Use: Optional

Type: Keyword

Restricts the scope of the function to those procedures within the same module.

name

Use: Required

The name of the function.

arglist

Use: Optional

A comma-delimited list of variables to be passed to the function as arguments from the calling procedure.

statements

Use: Optional

Program code to be executed within the function.

expression

Use: Optional

The value to return from the function to the calling procedure.

arglist uses the following syntax and parts:

[ByVal | ByRef] varname[( )

ByVal

Use: Optional

Type: Keyword

The argument is passed by value; that is, the local copy of the variable is assigned the value of the argument.

ByRef

Use: Optional

Type: Keyword

The argument is passed by reference; that is, the local variable is ...