VBScript Tutorials - Herong's Tutorial Examples - v6.02, by Herong Yang
"Variant" - Data Type and Subtypes
This section provides a quick introduction of VBScript data type, Variant, a list of subtypes: byte, integer, long, single, double, currency, string, Boolean, date, object, error, empty, and null.
Interestingly, VBScript has only one data type called "Variant", which can be used store different kinds of data depending on how it is used. This tells us that VBScript is a loosely typed, or dynamically typed, language.
Even every piece of data in VBScript is considered as the same data type, "Variant", it can be grouped into a specific category of data based on its value. These categories of data are called subtypes.
VBScript supports the following 13 data subtypes:
See next sections to learn how to use Variant and subtypes.
Table of Contents
Introduction of VBScript - Visual Basic Scripting Edition
►Variant Data Type, Subtypes, and Literals
►"Variant" - Data Type and Subtypes
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
Inspecting Variables Received in Procedures
Error Handling Flag and the "Err" Object
Regular Expression Pattern Match and Replacement
scrrun.dll - Scripting Runtime DLL Library
IE Web Browser Supporting VBScript
IIS ASP Server Supporting VBScript