Creating Your Own Classes

This chapter provides tutorial examples and notes on classes and objects. Topics include defining a new class, instantiating a new object, assigning object reference, initializing and terminating an object, defining properties with 'Public' statements and 'Property' procedures, defining methods with 'Public' qualifiers, defining the default method.

Class, Property, Method and Related Statements

"Class" Statement - Defining Your Own Class

"New" Operator and "Nothing" Object

"Public/Private" Variables and Dot Operator

"Property Let/Set/Get" Procedures

Object Methods - "Public" Procedures

"New", "Set", "Is", ".", "Nothing" - Object Operations

"StringBuffer" - A Class Example


Table of Contents

 About This Book

 Introduction of VBScript - Visual Basic Scripting Edition

 Variant Data Type, Subtypes, and Literals

 Arithmetic Operations

 Numeric Comparison Operations and Logical Operations

 String Operations - Concatenation and Comparison

 Variable Declaration and Assignment Statement

 Expression and Order of Operation Precedence

 Statement Syntax and Statement Types

 Array Data Type and Related Statements

 Array References and Array Assignment Statements

 Conditional Statements - "If ... Then" and "Select Case"

 Loop Statements - "For", "While", and "Do"

 "Function" and "Sub" Procedures

 Built-in Functions

 Inspecting Variables Received in Procedures

 Error Handling Flag and the "Err" Object

 Regular Expression Pattern Match and Replacement

 scrrun.dll - Scripting Runtime DLL Library

Creating Your Own Classes

 IE Web Browser Supporting VBScript

 IIS ASP Server Supporting VBScript

 WSH (Windows Script Host)


 Full Version in PDF/EPUB